8.5-see image in your book
8.6 see image in your book
8.7 see image in your book....blogspot does not allow me to put images
8.8a ATP
8.8b ATP
8.4
a. adenine
b. ribose
c. 3 phosphate groups
d. hydrolysis releases termnial (third) phosphate
e.nagative charge acts like a condensed spring
8. e
9. e
10. c
6.c
15.e
18.d
19. c
20.b
21. e
22. a
Fill in the blanks
1. metabolism
2. anabolic
3. kinetic
4. allosteric
5. entropy
6. did not have to do
7. competetive inhibit
8. coenzymes
9. feedback inhibition
16. d
17. b
Friday, October 31, 2008
Thursday, October 30, 2008
JOURNALS!!!!!!!!!! Chapter 8 Enzymes
I know the images do not transfer onto this blog so for those enteries just write no image availalbe
10-9 journal and 10-16-08
Please use your textbook and compare and contrast the structure of ATP with the structure of DNA. Also please explain what each one is used for.
10-17 and 10-22 Journal
1) Which of the following has more free energy…option “a” or option “b”? Please explain your answer…how did you know this?
a. Glutamic acid + ammonia + ATP
b. Glutamine + ADP + P
2) How is ATP used/recycled to transfer energy from an exergonic process to an endergonic process?
3) Many spontaneous reactions occur very slowly…why don’t they all happen instantly if they are “spontaneous?”
4) Explain this:
10-21 and 10-27
1) How can an activator and an inhibitor have different effects on an allosterically regulated enzyme?
2) Explain the difference between competitive and noncompetitive inhibition. Which one is worse for a cell and why?
10-23 journal and 10-31
1) Consider this reaction, A+B -à C + D + energy
a. Is this reaction exergonic/endergonic?
b. What are the reactants/products
2) Which of the following describes an allosteric site?
a. The same as the active site
b. Nonprotein in nature
c. Where ATP attaches and gives up its energy
d. Often involved in feedback inhibition
e. All of the above
3) If you want to increase the amount of product per unit of time of an enzyme reaction, do NOT increase…
a. Amount of substrate
b. Amount of enzyme
c. The temperature (somewhat)
d. The pH
e. All of the above
4a) Which curve represents the behavior of an enzyme taken from a bacterium that lives in hot springs at temperatures of 70°C or higher?
A) curve 1
B) curve 2
C) curve 3
D) curve 4
E) curve 5
4b) Which curve was most likely generated from analysis of an enzyme from a human stomach where conditions are strongly acid?
A) curve 1
B) curve 2
C) curve 3
D) curve 4
E) curve 5
5) Which of the following is true for all exergonic reactions?
A) The products have more total energy than the reactants.
B) The reaction proceeds with a net release of free energy.
C) Some reactants will be converted to products with more free energy.
D) A net input of energy from the surroundings is required for the reactions to proceed .
E) The reactions are nonspontaneous.
****NOTE ATP HYDROLYSIS RELEASES ABOUT 7Kcal of ENERGY!!!!!!****
Talk about ATP as a allosteric inhibitor to a pathway!!!!
Journal 10-28 and 10-31
1) What term is used to describe the transfer of free energy from catabolic pathways to anabolic pathways?
A) feedback regulation
B) bioenergetics
C) energy coupling
D) entropy
E) cooperativity
2) Which of the following is not true of enzymes?
A) Enzyme catalysis is dependent on the pH and temperature of the environment.
B) Enzyme catalysis is dependent on the three-dimensional structure or conformation of the enzyme.
C) Enzymes provide activation energy for the reaction they catalyze rather than using ATP.
D) Enzymes are composed primarily of protein, but they may bind nonprotein cofactors.
E) Enzyme activity can be inhibited if the enzyme's allosteric site is bound with a noncompetitive inhibitor.
3) During a laboratory experiment, you discover that an enzyme-catalyzed reaction has a ΔG of -20 kcal/mol. If you double the amount of enzyme in the reaction, what will be the ΔG for the new reaction?
A) -40 kcal/mol
B) -20 kcal/mol
C) 0 kcal/mol
D) +20 kcal/mol
E) +40 kcal/mol
4) According to the induced fit hypothesis of enzyme catalysis, which of the following is correct?
A) The binding of the substrate depends on the shape of the active site.
B) Some enzymes change their structure when allosteric activators bind to the enzyme.
C) A competitive inhibitor can outcompete the substrate for the active site.
D) The binding of the substrate changes the shape of the enzyme's active site.
E) The active site creates a microenvironment ideal for the reaction.
5) Consider the following: Succinate dehydrogenase catalyzes the conversion of succinate to fumarate. The reaction is inhibited by malonic acid, which resembles succinate but cannot be acted upon by succinate dehydrogenase. Increasing the ratio of succinate to malonic acid reduces the inhibitory effect of malonic acid. Which of the following is correct?
A) Succinate dehydrogenase is the enzyme, and fumarate is the substrate.
B) Succinate dehydrogenase is the enzyme, and malonic acid is the substrate.
C) Succinate is the substrate, and fumarate is the product.
D) Fumarate is the product, and malonic acid is a noncompetitive inhibitor.
E) Malonic acid is the product, and fumarate is a competitive inhibitor.
6) Consider the following: Succinate dehydrogenase catalyzes the conversion of succinate to fumarate. The reaction is inhibited by malonic acid, which resembles succinate but cannot be acted upon by succinate dehydrogenase. Increasing the amount of succinate and decreasing the amount of malonic acid reduces the competitive inhibitory effect of malonic acid. Which of the following is correct?
A) Succinate dehydrogenase is the enzyme, and fumarate is the substrate.
B) Succinate dehydrogenase is the enzyme, and malonic acid is the substrate.
C) Succinate is the substrate, and fumarate is the product.
D) Fumarate is the product, and malonic acid is a noncompetitive inhibitor.
E) Malonic acid is the product, and fumarate is a competitive inhibitor.
7) Which of the following statements correctly indicate(s) the role of ATP or ADP as an allosteric regulator?
A) ATP is an allosteric inhibitor of catabolic pathways.
B) ADP is an allosteric activator of catabolic pathways.
C) ATP is an allosteric activator of anabolic pathways.
D) A and B only
E) A, B, and C
8) An increase in the level of cellular ATP is likely to occur under which of the following conditions? NOTE this is not the process of making ATP!!!
A) increased activity of catabolic pathways
B) decreased activity of anabolic pathways
C) allosteric inhibition of anabolic pathways
D) A and B only
NOTE: HEAT IS NOT USABLE BIOLOGICAL ENERGY!!!!!!! IT IS THE BIPRODUCT OF ENERGY BEING RELEASED!!!!
A+B à C+D+ energy…………………what side of the equation has more free/usable energy????
10-9 journal and 10-16-08
Please use your textbook and compare and contrast the structure of ATP with the structure of DNA. Also please explain what each one is used for.
10-17 and 10-22 Journal
1) Which of the following has more free energy…option “a” or option “b”? Please explain your answer…how did you know this?
a. Glutamic acid + ammonia + ATP
b. Glutamine + ADP + P
2) How is ATP used/recycled to transfer energy from an exergonic process to an endergonic process?
3) Many spontaneous reactions occur very slowly…why don’t they all happen instantly if they are “spontaneous?”
4) Explain this:
10-21 and 10-27
1) How can an activator and an inhibitor have different effects on an allosterically regulated enzyme?
2) Explain the difference between competitive and noncompetitive inhibition. Which one is worse for a cell and why?
10-23 journal and 10-31
1) Consider this reaction, A+B -à C + D + energy
a. Is this reaction exergonic/endergonic?
b. What are the reactants/products
2) Which of the following describes an allosteric site?
a. The same as the active site
b. Nonprotein in nature
c. Where ATP attaches and gives up its energy
d. Often involved in feedback inhibition
e. All of the above
3) If you want to increase the amount of product per unit of time of an enzyme reaction, do NOT increase…
a. Amount of substrate
b. Amount of enzyme
c. The temperature (somewhat)
d. The pH
e. All of the above
4a) Which curve represents the behavior of an enzyme taken from a bacterium that lives in hot springs at temperatures of 70°C or higher?
A) curve 1
B) curve 2
C) curve 3
D) curve 4
E) curve 5
4b) Which curve was most likely generated from analysis of an enzyme from a human stomach where conditions are strongly acid?
A) curve 1
B) curve 2
C) curve 3
D) curve 4
E) curve 5
5) Which of the following is true for all exergonic reactions?
A) The products have more total energy than the reactants.
B) The reaction proceeds with a net release of free energy.
C) Some reactants will be converted to products with more free energy.
D) A net input of energy from the surroundings is required for the reactions to proceed .
E) The reactions are nonspontaneous.
****NOTE ATP HYDROLYSIS RELEASES ABOUT 7Kcal of ENERGY!!!!!!****
Talk about ATP as a allosteric inhibitor to a pathway!!!!
Journal 10-28 and 10-31
1) What term is used to describe the transfer of free energy from catabolic pathways to anabolic pathways?
A) feedback regulation
B) bioenergetics
C) energy coupling
D) entropy
E) cooperativity
2) Which of the following is not true of enzymes?
A) Enzyme catalysis is dependent on the pH and temperature of the environment.
B) Enzyme catalysis is dependent on the three-dimensional structure or conformation of the enzyme.
C) Enzymes provide activation energy for the reaction they catalyze rather than using ATP.
D) Enzymes are composed primarily of protein, but they may bind nonprotein cofactors.
E) Enzyme activity can be inhibited if the enzyme's allosteric site is bound with a noncompetitive inhibitor.
3) During a laboratory experiment, you discover that an enzyme-catalyzed reaction has a ΔG of -20 kcal/mol. If you double the amount of enzyme in the reaction, what will be the ΔG for the new reaction?
A) -40 kcal/mol
B) -20 kcal/mol
C) 0 kcal/mol
D) +20 kcal/mol
E) +40 kcal/mol
4) According to the induced fit hypothesis of enzyme catalysis, which of the following is correct?
A) The binding of the substrate depends on the shape of the active site.
B) Some enzymes change their structure when allosteric activators bind to the enzyme.
C) A competitive inhibitor can outcompete the substrate for the active site.
D) The binding of the substrate changes the shape of the enzyme's active site.
E) The active site creates a microenvironment ideal for the reaction.
5) Consider the following: Succinate dehydrogenase catalyzes the conversion of succinate to fumarate. The reaction is inhibited by malonic acid, which resembles succinate but cannot be acted upon by succinate dehydrogenase. Increasing the ratio of succinate to malonic acid reduces the inhibitory effect of malonic acid. Which of the following is correct?
A) Succinate dehydrogenase is the enzyme, and fumarate is the substrate.
B) Succinate dehydrogenase is the enzyme, and malonic acid is the substrate.
C) Succinate is the substrate, and fumarate is the product.
D) Fumarate is the product, and malonic acid is a noncompetitive inhibitor.
E) Malonic acid is the product, and fumarate is a competitive inhibitor.
6) Consider the following: Succinate dehydrogenase catalyzes the conversion of succinate to fumarate. The reaction is inhibited by malonic acid, which resembles succinate but cannot be acted upon by succinate dehydrogenase. Increasing the amount of succinate and decreasing the amount of malonic acid reduces the competitive inhibitory effect of malonic acid. Which of the following is correct?
A) Succinate dehydrogenase is the enzyme, and fumarate is the substrate.
B) Succinate dehydrogenase is the enzyme, and malonic acid is the substrate.
C) Succinate is the substrate, and fumarate is the product.
D) Fumarate is the product, and malonic acid is a noncompetitive inhibitor.
E) Malonic acid is the product, and fumarate is a competitive inhibitor.
7) Which of the following statements correctly indicate(s) the role of ATP or ADP as an allosteric regulator?
A) ATP is an allosteric inhibitor of catabolic pathways.
B) ADP is an allosteric activator of catabolic pathways.
C) ATP is an allosteric activator of anabolic pathways.
D) A and B only
E) A, B, and C
8) An increase in the level of cellular ATP is likely to occur under which of the following conditions? NOTE this is not the process of making ATP!!!
A) increased activity of catabolic pathways
B) decreased activity of anabolic pathways
C) allosteric inhibition of anabolic pathways
D) A and B only
NOTE: HEAT IS NOT USABLE BIOLOGICAL ENERGY!!!!!!! IT IS THE BIPRODUCT OF ENERGY BEING RELEASED!!!!
A+B à C+D+ energy…………………what side of the equation has more free/usable energy????
Friday 10-31-08 HBio Period 2+3
In Class:
Lots of journal talk today!
Checked off purple class packet.....gave answers to that packet
Finished practice test....turned in the scantron to go with that
used the rest of class to work on the projects
HW:
Your ch. 8 test is next classs
Your ch. 8 projects are due next class
Please remember to bring your journals to the test to get checked off
STUDY HARD!!!!!!
You are all expected to do well on this test!
Lots of journal talk today!
Checked off purple class packet.....gave answers to that packet
Finished practice test....turned in the scantron to go with that
used the rest of class to work on the projects
HW:
Your ch. 8 test is next classs
Your ch. 8 projects are due next class
Please remember to bring your journals to the test to get checked off
STUDY HARD!!!!!!
You are all expected to do well on this test!
10-30-08 Thursday Period 6 HBio
In Class Today:
Turned in your enzyme/energy projects
Did our last daily journal for Ch 8
Took your chapter 8 test while Jenkins checked off your journals
HW:
Recieved your Ch 6-7 HW packet
You should have ready chapter 6 by next class
Turned in your enzyme/energy projects
Did our last daily journal for Ch 8
Took your chapter 8 test while Jenkins checked off your journals
HW:
Recieved your Ch 6-7 HW packet
You should have ready chapter 6 by next class
Tuesday, October 28, 2008
practice test help
1. Lots of debate about but it should be C
2. B
3. E
4. A
5.A
6. C
7. A
8. B
9. A
10. C
11. D
12. B
13. E
14. A
15. D
16. E
17. D
18. D
19. A
20. E
21. B
22. C
23. D
24. D
25. A
26. B
27. A
28. A
29. A
30. B
31. A
32. B
33. D
34. D
35. A
36. C
37. B
38. E
39. E
2. B
3. E
4. A
5.A
6. C
7. A
8. B
9. A
10. C
11. D
12. B
13. E
14. A
15. D
16. E
17. D
18. D
19. A
20. E
21. B
22. C
23. D
24. D
25. A
26. B
27. A
28. A
29. A
30. B
31. A
32. B
33. D
34. D
35. A
36. C
37. B
38. E
39. E
WED. 10-29 JOURNAL when jenkins was out!!!! Period 2+3 HBIO
Here is your journal and then the agenda for the class day!
10-29 JOURNAL
2) How can an activator and an inhibitor have different effects on an allosterically regulated enzyme?
3) Explain the difference between competitive and noncompetitive inhibition. Which one is worse for a cell and why?
Sub Plans Period 2+3 HBio Jenkins
1. Take attendance
2. Tell students to check the blog for their daily journal and due dates
3. Today is a reinforce day, they are to work on the following in the following order:
a. Finish the purple packet, answers will be given next class…they have this
b. Do as much of the practice test as they can, there are some hard questions that they may need my help with next class. I will give them a scantron next class
i. The practice tests are located near the computer at the front of the room….there are two sheets please make sure students grab both
c. Work on their projects that are due in two classes…they have this
4. Please tell students next class I will:
a. I will give them the answers to their purple packets which will be graded for correctness
b. We will have some time to collaborate on the practice tests
c. Give them some time to finish projects
5. Please tell students their test for chapter 8 is Tuesday 11-4
6. THANKS A TON!
10-29 JOURNAL
2) How can an activator and an inhibitor have different effects on an allosterically regulated enzyme?
3) Explain the difference between competitive and noncompetitive inhibition. Which one is worse for a cell and why?
Sub Plans Period 2+3 HBio Jenkins
1. Take attendance
2. Tell students to check the blog for their daily journal and due dates
3. Today is a reinforce day, they are to work on the following in the following order:
a. Finish the purple packet, answers will be given next class…they have this
b. Do as much of the practice test as they can, there are some hard questions that they may need my help with next class. I will give them a scantron next class
i. The practice tests are located near the computer at the front of the room….there are two sheets please make sure students grab both
c. Work on their projects that are due in two classes…they have this
4. Please tell students next class I will:
a. I will give them the answers to their purple packets which will be graded for correctness
b. We will have some time to collaborate on the practice tests
c. Give them some time to finish projects
5. Please tell students their test for chapter 8 is Tuesday 11-4
6. THANKS A TON!
Thursday, October 23, 2008
Tuesday 10-28 HBio Period 6
Lots of journal talk today!
Checked off purple class packet
gave answers to that packet
Finished practice test....turned in the scantron to go with that
used the rest of class to work on the projects
Your ch. 8 test is next classs
Your ch. 8 projects are due next class
Please remember to bring your journals to the test to get checked off
STUDY HARD!!!!!! You are all expected to do well on this test!
Checked off purple class packet
gave answers to that packet
Finished practice test....turned in the scantron to go with that
used the rest of class to work on the projects
Your ch. 8 test is next classs
Your ch. 8 projects are due next class
Please remember to bring your journals to the test to get checked off
STUDY HARD!!!!!! You are all expected to do well on this test!
Wednesday, October 22, 2008
Mon 10-27 HBio Period 2+3
Collected enzyme Labs
In Class today:
Journal
Finished Ch 8 notes
Worked on the Ch 8 class packet to reinforce the notes...this will be due at the end of next classs
Passed out and explained the chapter 8 "mini" projects
Explained the sub plans for next class as Jenkins will be on a field trip with her anatomy classes
passed back the ch 4-5 exams
HW:Work on your projects but nothing will be collected next class!
In Class today:
Journal
Finished Ch 8 notes
Worked on the Ch 8 class packet to reinforce the notes...this will be due at the end of next classs
Passed out and explained the chapter 8 "mini" projects
Explained the sub plans for next class as Jenkins will be on a field trip with her anatomy classes
passed back the ch 4-5 exams
HW:Work on your projects but nothing will be collected next class!
Thursday 10-23-08 HBio Period 6
Collected enzyme labs
Reinforce day!!!!!!
Journal...LOTS of discussion today! LIKED IT LOTS!!!!!!
Practice test
Work with a partner to do the practice....record your answers on one scantron
HW: work on your projects that will be due in two classes on thursday which is also the day of your test!!!!
Reinforce day!!!!!!
Journal...LOTS of discussion today! LIKED IT LOTS!!!!!!
Practice test
Work with a partner to do the practice....record your answers on one scantron
HW: work on your projects that will be due in two classes on thursday which is also the day of your test!!!!
Tuesday, October 21, 2008
10-21-08 HBio Period 6
Collected Projects
In class:
Did our daily journal before we started the enzyme lab
Worked on the class packet during any down time during the lab
You will get the Ch 4-5 tests back next class
HW: Finish Labs that are due next class
In class:
Did our daily journal before we started the enzyme lab
Worked on the class packet during any down time during the lab
You will get the Ch 4-5 tests back next class
HW: Finish Labs that are due next class
Monday, October 20, 2008
10-20-08 HBio Period 2+3 JENKINS WAS OUT
I will collect your projects next class
In class you outlined chapter 8 pages 150-157 that was turned in at the end of class.
In class you outlined chapter 8 pages 150-157 that was turned in at the end of class.
Friday, October 17, 2008
10-22-08 HBio Period 2+3
PROJECTS were collected today!!!!!!!!
In Class Today:
Journal
Enzyme lab
HW:Finish the enzyme lab
In Class Today:
Journal
Enzyme lab
HW:Finish the enzyme lab
10-17-08 HBio Period 6
PROJECTS are due next class (Tuesday) NO EXCEPTIONS!!!!!!!!!!!
In Class today:
Finished Ch 8 notes
Worked on the Ch 8 class packet to reinforce the notes...this will be due at the end of next classs
HW:
Read and HL the first two pages of the enzyme lab we are doing next class......
Have a GREAT weekend!!!!!
In Class today:
Finished Ch 8 notes
Worked on the Ch 8 class packet to reinforce the notes...this will be due at the end of next classs
HW:
Read and HL the first two pages of the enzyme lab we are doing next class......
Have a GREAT weekend!!!!!
Tuesday, October 14, 2008
10-16-08 HBio Period 2+3
In Class:
Collected macromolecules projects -CHANGED THIS....due next class
took notes on enzymes from pages 150-157 of chapter 8
Passed out your class/HW packet that you had ~20 minutes to work on
HW: Read pages 150-157 of chapter 8 if you have not done so yet!!!!!
Collected macromolecules projects -CHANGED THIS....due next class
took notes on enzymes from pages 150-157 of chapter 8
Passed out your class/HW packet that you had ~20 minutes to work on
HW: Read pages 150-157 of chapter 8 if you have not done so yet!!!!!
10-14-08 HBio Period 6
Checked off journals
Took ch 4-5 test
HW:
Read pages 150-157 of chapter 8 to prepare for next class
REMINDER: Projects are due TUESDAY!!!!! I changed the date
Took ch 4-5 test
HW:
Read pages 150-157 of chapter 8 to prepare for next class
REMINDER: Projects are due TUESDAY!!!!! I changed the date
10-13-08 Period 2+3 Hbio
Checked off journals
Took ch 4-5 test
HW:
Read pages 150-157 of chapter 8 to prepare for next class
REMINDER: Projects are due next class
Took ch 4-5 test
HW:
Read pages 150-157 of chapter 8 to prepare for next class
REMINDER: Projects are due next class
Thursday, October 9, 2008
10-9-08 HBio Period 6
Took notes on enzymes
passed out your class/HW packet
Reminders:
Test is next class, bring your journals
Projects are due on Friday stapled in order
passed out your class/HW packet
Reminders:
Test is next class, bring your journals
Projects are due on Friday stapled in order
Wednesday, October 8, 2008
Answers to journal WS that is OPTIONAL!!!!!
here are the answers to the rest of that white packet if you want to test your knowledge a little more before the test.......
Mutliple choice that starts on page 32...
1.e
2.c
3.a
4.e
5.c
6.b
7.c
8.a
9.d
10.c
11.c
12.d
13.b
14.c
15.d
16.a
17.c
18.b
19.c
20.b
21.d
22.a
23.d
24.e
Fill in blanks:
1.f. singer
2. guanine
3. purines
4. nucleotide
5. primary structure
6. quaternary
7. glucogen
8. phospholipids
9. cellulose
10. chaperonins
GOOD JOB IF YOU DID THIS!!!!!!
Mutliple choice that starts on page 32...
1.e
2.c
3.a
4.e
5.c
6.b
7.c
8.a
9.d
10.c
11.c
12.d
13.b
14.c
15.d
16.a
17.c
18.b
19.c
20.b
21.d
22.a
23.d
24.e
Fill in blanks:
1.f. singer
2. guanine
3. purines
4. nucleotide
5. primary structure
6. quaternary
7. glucogen
8. phospholipids
9. cellulose
10. chaperonins
GOOD JOB IF YOU DID THIS!!!!!!
Daily Journals for Chapter 4-5 HBio Period 2,3,6
9-17 and 9-18 Journal
1) Define Organic chemistry
2) How is the modern view of organic chemistry different from older views?
9-19 and 9-22 Journal
The following questions refer to the functional groups shown in Figure 4.6.
Figure 4.6
1) Which is a hydroxyl functional group?
2) Which is an amino functional group?
3) Which is a functional group that helps stabilize proteins by forming covalent cross-links within or between protein molecules?
4) Which is an acidic functional group that can dissociate and release H+ into a solution?
5) A chemist wishes to make an organic molecule less acidic. Which of the following functional groups should be added to the molecule in order to do so?
A) carboxyl
B) sulfhydryl
C) hydroxyl
D) amino
E) phosphate
6) Amino acids are acids because they always possess which functional group?
A) amino
B) carbonyl
C) carboxyl
D) sulfhydryl
E) aldehyde
7) Research suggests that side effects from Ritalin, the drug used to treat attention deficit disorder, may be caused by contamination of enantiomers, or molecules that
A) have identical three-dimensional shapes.
B) are mirror images of one another.
C) lack an asymmetric carbon.
D) differ in the location of their double bonds.
E) differ in their electrical charge.
JOURNAL for 9-23 and 9-24
1. Which set are both structural carbohydrate molecules?
A. starch and glycogen
B. starch and cellulose
C. glycogen and cellulose
D. cellulose and chitin
E. glycogen and chitin
2. Which carbohydrate is found in the cell walls of plants?
A. starch
B. chitin
C. cellulose
D. glycogen
E. glycerol
3. Observe the structures of glucose and fructose in Figure 5.3 of your book. These two molecules are
A) geometric isotopes.
B) enantiomers.
C) geometric isomers.
D) structural isomers.
E) nonisotopic isomers.
4) What type(s) of bond(s) does carbon have a tendency to form?
A) ionic
B) hydrogen
C) covalent
D) A and B only
E) A, B, and C
5) Consider a polysaccharide that has 576 glucose molecules. The total hydrolysis of the polysaccharide would result in the production of (remember what hydrolysis is…don’t get tricked on this question)
A) 575 glucose molecules.
B) 575 water molecules.
C) 576 glucose molecules.
D) A and B only
E) B and C only
9-25 and 9-26 Journals
1. Which of the following lipids forms a bilayer between two watery regions, such as in the plasma membrane of a cell like we discussed?
A. steroids
B. neutral fats
C. waxes
D. phospholipids
2. Cholesterol belongs to which of the following groups?
A. steroids
B. l fats
C. waxes
D. phospholipids
3. Which lipid contains a different backbone/subunit/monomer than the rest?
A. steroids
B. fats
C. waxes
D. phospholipids
9-29 and 9-30 Journal
Figure 5.5
1) The chemical reaction illustrated in Figure 5.5 results in the formation of a (an)
A) ionic bond.
B) peptide bond.
C) glycosidic linkage.
D) ester linkage.
E) phosphodiester linkage.
Figure 5.6
2) At which bond would water need to be added to achieve hydrolysis of the peptide, back to its component amino acid?
3) Which bond is closest to the N-terminus of the molecule?
4) Which bond is closest to the C-terminus of the molecule?
5) What maintains the secondary structure of a protein?
A) peptide bonds
B) hydrogen bonds
C) disulfide bonds
D) ionic bonds
E) phosphodiester bonds
6) The tertiary structure of a protein is the
A) bonding together of several polypeptide chains by weak bonds.
B) order in which amino acids are joined in a polypeptide chain.
C) unique three-dimensional shape of the fully folded polypeptide.
D) organization of a polypeptide chain into an α helix or β pleated sheet.
E) overall protein structure resulting from the aggregation of two or more polypeptide subunits.
10-1 and 10-2 Journal
1. A hydrophilic group is
a. attracted to water
b. a polar and/or ionized group
c. found at the end of fatty acids
d. the opposite of a hydrophobic group
e. all of these are correct
2. Which of these is an example of a hydrolysis reaction
a. amino acid + amino acid à dipeptide + water
b. dipeptide + water à amino acid + amino acid
c. denaturation of a polypeptide
d. both A and B are correct
e. both B and C are correct
Decide if the following descriptions belong to DNA, RNA, both or neither. Choose:
“A” for DNA
“B” for RNA
“C” for both and
“D” for neither…. Read each statement CAREFULLY!
3. Contains the sugar Ribose
4. Single stranded
5. Has guanine hydrogen bond with cytosine
6. Contains a backbone of phosphate and a two hexose sugars
7. Contains the sugar Deoxyribose
8. Stores the genetic code
9. Double Helix
10. Has thymine hydrogen bond with adenine
11. Carries genetic code to ribosomes
12. Contains the following nitrogen containing bases: thymine, uracil, adenine, and guanine
10-3 and 10-6 Journal
1) Figure 5.7 above best illustrates the
A) secondary structure of a polypeptide.
B) tertiary structure of a polypeptide.
C) quaternary structure of a protein.
D) double helix structure of DNA.
E) primary structure of a polysaccharide.
2. Fish sperm consists mostly of the male fish’s DNA. If we tested a sample, we should find relatively high amounts of which type of molecules?
A. nitrogenous bases, sugar, and phosphate groups.
B. phospholipids and steroids.
C. amino acids and unsaturated fats.
D. triglycerides and ATP.
E. globular proteins and stored fats.
3. Which statement is true about RNA?
A. It contains adenine paired to thymine.
B. One of the bases from DNA is replaced by uracil.
C. It contains the sugar deoxyribose.
D. Its nucleotides contain twice as many phosphate groups as DNA’s nucleotides.
E. It is a double‑stranded molecule.
4. The diversity of organic molecules is due to all of the following EXCEPT
A. carbon needs four electrons to complete its outer shell.
B. carbon can form single and double bonds with itself and other elements.
C. organic molecules always contain covalent bonds.
D. carbon can bond with as many as four other elements.
10-7-08 and 10-8-08 Daily Journal....I will BE CHECKING this one!!!!!
Do questions 1-8 on the front of the WS packet and then 1-10 on the second page of the packet…you will be given 10 minutes and asked to WORK ALONE
1) Define Organic chemistry
2) How is the modern view of organic chemistry different from older views?
9-19 and 9-22 Journal
The following questions refer to the functional groups shown in Figure 4.6.
Figure 4.6
1) Which is a hydroxyl functional group?
2) Which is an amino functional group?
3) Which is a functional group that helps stabilize proteins by forming covalent cross-links within or between protein molecules?
4) Which is an acidic functional group that can dissociate and release H+ into a solution?
5) A chemist wishes to make an organic molecule less acidic. Which of the following functional groups should be added to the molecule in order to do so?
A) carboxyl
B) sulfhydryl
C) hydroxyl
D) amino
E) phosphate
6) Amino acids are acids because they always possess which functional group?
A) amino
B) carbonyl
C) carboxyl
D) sulfhydryl
E) aldehyde
7) Research suggests that side effects from Ritalin, the drug used to treat attention deficit disorder, may be caused by contamination of enantiomers, or molecules that
A) have identical three-dimensional shapes.
B) are mirror images of one another.
C) lack an asymmetric carbon.
D) differ in the location of their double bonds.
E) differ in their electrical charge.
JOURNAL for 9-23 and 9-24
1. Which set are both structural carbohydrate molecules?
A. starch and glycogen
B. starch and cellulose
C. glycogen and cellulose
D. cellulose and chitin
E. glycogen and chitin
2. Which carbohydrate is found in the cell walls of plants?
A. starch
B. chitin
C. cellulose
D. glycogen
E. glycerol
3. Observe the structures of glucose and fructose in Figure 5.3 of your book. These two molecules are
A) geometric isotopes.
B) enantiomers.
C) geometric isomers.
D) structural isomers.
E) nonisotopic isomers.
4) What type(s) of bond(s) does carbon have a tendency to form?
A) ionic
B) hydrogen
C) covalent
D) A and B only
E) A, B, and C
5) Consider a polysaccharide that has 576 glucose molecules. The total hydrolysis of the polysaccharide would result in the production of (remember what hydrolysis is…don’t get tricked on this question)
A) 575 glucose molecules.
B) 575 water molecules.
C) 576 glucose molecules.
D) A and B only
E) B and C only
9-25 and 9-26 Journals
1. Which of the following lipids forms a bilayer between two watery regions, such as in the plasma membrane of a cell like we discussed?
A. steroids
B. neutral fats
C. waxes
D. phospholipids
2. Cholesterol belongs to which of the following groups?
A. steroids
B. l fats
C. waxes
D. phospholipids
3. Which lipid contains a different backbone/subunit/monomer than the rest?
A. steroids
B. fats
C. waxes
D. phospholipids
9-29 and 9-30 Journal
Figure 5.5
1) The chemical reaction illustrated in Figure 5.5 results in the formation of a (an)
A) ionic bond.
B) peptide bond.
C) glycosidic linkage.
D) ester linkage.
E) phosphodiester linkage.
Figure 5.6
2) At which bond would water need to be added to achieve hydrolysis of the peptide, back to its component amino acid?
3) Which bond is closest to the N-terminus of the molecule?
4) Which bond is closest to the C-terminus of the molecule?
5) What maintains the secondary structure of a protein?
A) peptide bonds
B) hydrogen bonds
C) disulfide bonds
D) ionic bonds
E) phosphodiester bonds
6) The tertiary structure of a protein is the
A) bonding together of several polypeptide chains by weak bonds.
B) order in which amino acids are joined in a polypeptide chain.
C) unique three-dimensional shape of the fully folded polypeptide.
D) organization of a polypeptide chain into an α helix or β pleated sheet.
E) overall protein structure resulting from the aggregation of two or more polypeptide subunits.
10-1 and 10-2 Journal
1. A hydrophilic group is
a. attracted to water
b. a polar and/or ionized group
c. found at the end of fatty acids
d. the opposite of a hydrophobic group
e. all of these are correct
2. Which of these is an example of a hydrolysis reaction
a. amino acid + amino acid à dipeptide + water
b. dipeptide + water à amino acid + amino acid
c. denaturation of a polypeptide
d. both A and B are correct
e. both B and C are correct
Decide if the following descriptions belong to DNA, RNA, both or neither. Choose:
“A” for DNA
“B” for RNA
“C” for both and
“D” for neither…. Read each statement CAREFULLY!
3. Contains the sugar Ribose
4. Single stranded
5. Has guanine hydrogen bond with cytosine
6. Contains a backbone of phosphate and a two hexose sugars
7. Contains the sugar Deoxyribose
8. Stores the genetic code
9. Double Helix
10. Has thymine hydrogen bond with adenine
11. Carries genetic code to ribosomes
12. Contains the following nitrogen containing bases: thymine, uracil, adenine, and guanine
10-3 and 10-6 Journal
1) Figure 5.7 above best illustrates the
A) secondary structure of a polypeptide.
B) tertiary structure of a polypeptide.
C) quaternary structure of a protein.
D) double helix structure of DNA.
E) primary structure of a polysaccharide.
2. Fish sperm consists mostly of the male fish’s DNA. If we tested a sample, we should find relatively high amounts of which type of molecules?
A. nitrogenous bases, sugar, and phosphate groups.
B. phospholipids and steroids.
C. amino acids and unsaturated fats.
D. triglycerides and ATP.
E. globular proteins and stored fats.
3. Which statement is true about RNA?
A. It contains adenine paired to thymine.
B. One of the bases from DNA is replaced by uracil.
C. It contains the sugar deoxyribose.
D. Its nucleotides contain twice as many phosphate groups as DNA’s nucleotides.
E. It is a double‑stranded molecule.
4. The diversity of organic molecules is due to all of the following EXCEPT
A. carbon needs four electrons to complete its outer shell.
B. carbon can form single and double bonds with itself and other elements.
C. organic molecules always contain covalent bonds.
D. carbon can bond with as many as four other elements.
10-7-08 and 10-8-08 Daily Journal....I will BE CHECKING this one!!!!!
Do questions 1-8 on the front of the WS packet and then 1-10 on the second page of the packet…you will be given 10 minutes and asked to WORK ALONE
Tuesday, October 7, 2008
10-8-08 Hbio Period 2+3
Collected Macromolecules Lab today
In Class:
Today we worked on our macromolecule projects
HW:
Work on your projects for HW they are due Thursday 10-16
Study for the test you are having next class (Monday 10-13), there is an optional WS to complete if you want to check your answers on the blog
In Class:
Today we worked on our macromolecule projects
HW:
Work on your projects for HW they are due Thursday 10-16
Study for the test you are having next class (Monday 10-13), there is an optional WS to complete if you want to check your answers on the blog
10-7-08 HBIo Period 6
Collected Macromolecules Lab today
In Class:
Today we worked on our macromolecule projects
HW:
Finish your projects for HW they are due FRIDAY 10-17
Study for the test you are having Tuesday 10-14. Note: there is an optional WS to complete if you want more practice studying
Remember to bring completed journals to the test to be checked off while you take the test
In Class:
Today we worked on our macromolecule projects
HW:
Finish your projects for HW they are due FRIDAY 10-17
Study for the test you are having Tuesday 10-14. Note: there is an optional WS to complete if you want more practice studying
Remember to bring completed journals to the test to be checked off while you take the test
Friday, October 3, 2008
10-6-08 HBio Period 2+3
CH 4-5 HW Packets Collected
In Class:
Talked about AP exam extra credit
Gave answers to the HW packets
Explained lab graph...worked on lab graph and lab questions
Did a class packet to reinforce all the material for chapter 5
Worked on projects
HW:
Finish Labs, due next class one per PERSON
Bring projects to work on for next class. Anyone who comes unprepared will recieve a zero for class EP that day
Note the date changes of your ch 4-5 test
Lets have a GREAT SHORT WEEK!
In Class:
Talked about AP exam extra credit
Gave answers to the HW packets
Explained lab graph...worked on lab graph and lab questions
Did a class packet to reinforce all the material for chapter 5
Worked on projects
HW:
Finish Labs, due next class one per PERSON
Bring projects to work on for next class. Anyone who comes unprepared will recieve a zero for class EP that day
Note the date changes of your ch 4-5 test
Lets have a GREAT SHORT WEEK!
10-3-08 Period 6 HBio
CH 4-5 HW Packets Collected
In Class:
Talked about AP exam extra credit
Gave answers to the HW packets
Explained lab graph...worked on lab graph and lab questions
Did a class packet to reinforce all the material for chapter 5
Worked on projects
HW:
Finish Labs, due next class one per PERSON
Labs due next class
Bring projects to work on for next class. Anyone who comes unprepared will recieve a zero for class EP that day
Note the date changes of your ch 4-5 test
Have a great weekend!
In Class:
Talked about AP exam extra credit
Gave answers to the HW packets
Explained lab graph...worked on lab graph and lab questions
Did a class packet to reinforce all the material for chapter 5
Worked on projects
HW:
Finish Labs, due next class one per PERSON
Labs due next class
Bring projects to work on for next class. Anyone who comes unprepared will recieve a zero for class EP that day
Note the date changes of your ch 4-5 test
Have a great weekend!
Thursday, October 2, 2008
New Dates HBio Period 2+3
Here are the new due dates for HBIO
Ch 4-5 HW Due: 10/6/08
Labs Due: 10/8/08
Projects Due: 10/13/08
Ch 4-5 Test: 10/13/08
Ch 4-5 HW Due: 10/6/08
Labs Due: 10/8/08
Projects Due: 10/13/08
Ch 4-5 Test: 10/13/08
NEW DATES FOR HBio P. 6
Here are the new due dates for HBIO
Ch 4-5 HW Due: 10/3/08
Labs Due: 10/7/08
Projects Due: 10/9/08
Ch 4-5 Test: 10/9/08
Ch 4-5 HW Due: 10/3/08
Labs Due: 10/7/08
Projects Due: 10/9/08
Ch 4-5 Test: 10/9/08
Wednesday, October 1, 2008
10-02-08 HBio Period 2+3
HAPPY OCTOBER!!!!!
In Class:
Did a macromolecules lab. This lab will be due on the day of your test. Absent People need to get the data from me and are still responsible for the questions and graph that everyone else is turing in.
Worked on Projects during down time
HW:
Your HW packets are due next class
In Class:
Did a macromolecules lab. This lab will be due on the day of your test. Absent People need to get the data from me and are still responsible for the questions and graph that everyone else is turing in.
Worked on Projects during down time
HW:
Your HW packets are due next class
10-1-08 HBio Period 6
HAPPY OCTOBER!!!!!
In Class:
Did a macromolecules lab. This lab will be due on the day of your test. Absent People need to get the data from me and are still responsible for the questions and graph that everyone else is turing in.
Worked on Projects during down time
HW:
Your HW packets are due next class
In Class:
Did a macromolecules lab. This lab will be due on the day of your test. Absent People need to get the data from me and are still responsible for the questions and graph that everyone else is turing in.
Worked on Projects during down time
HW:
Your HW packets are due next class
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