Transcript Quiz SBI 4UI - Waterloo Region District School Board

Quiz SBI 4UI
Ready?
1. Adding 1 ATP to glucose
changes it into;
1. Adding 1 ATP to glucose
changes it into;

Glucose 6 phosphate (or G6P)
2. How many molecules of ATP are
required for activation?
2. How many molecules of ATP are
required for activation?

2
3. What type of a redox agent is
NAD?
3. What type of a redox agent is
NAD?

Oxidizing agent
4. How many molecules of BPG
are produced per molecule of
glucose?
4. How many molecules of BPG
are produced per molecule of
glucose?

2
5. What happens when PEP is
changed to Pyruvate?
5. What happens when PEP is
changed to Pyruvate?

1 ATP is produced
6. The name given the process for
producing ATP in glycolysis?
6. The name given the process for
producing ATP in glycolysis?

Substrate level phosphorylation
7. What is pyruvate converted to if
anaerobic respiration continues?
7. What is pyruvate converted to if
anaerobic respiration continues?

Lactic acid
8. Why would pyruvate not enter
the mitochondria for Aerobic Resp?
8. Why would pyruvate not enter
the mitochondria for Aerobic Resp?

Lack of Oxygen
9. What reduces the pyruvate to
lactic acid?
9. What reduces the pyruvate to
lactic acid?

NADH
10. State 3 things that happen to
pyruvate before the Co-A attaches
10. State 3 things that happen to
pyruvate before the Co-A attaches
(1 mark each)
 Decarboxylation
 Hydration
 Oxidation

11. What is Co-A?
11. What is Co-A?

It is a co-enzyme
12. What does Co-A do?
12. What does Co-A do?

Carries the Acetate molecule into the
Krebs Cycle
13. What is the function of the coenzymes in the Krebs Cycle?
13. What is the function of the coenzymes in the Krebs Cycle?

To carry energy (electrons and H) to the
ETC
14.What other Co-enzymes are
involved in the Krebs Cycle?
14.What other Co-enzymes are
involved in the Krebs Cycle?
(1 mark each)
 NAD
 FAD

15. State the 3 molecules that are
oxidized by NAD in Krebs Cycle.
15. State the 3 molecules that are
oxidized by NAD in Krebs Cycle.
(1 mark each)
 Citric acid
 α-Ketoglutaric acid
 Malic

16. What is the 4th molecule
oxidized in Krebs Cycle?
16. What is the 4th molecule
oxidized in Krebs Cycle?

Succinic acid
17. Which molecule in Krebs Cycle
is hydrated?
17. Which molecule in Krebs Cycle
is hydrated?

Fumaric acid
18. Which molecule is
decarboxylated in Krebs Cycle?
18. Which molecule is
decarboxylated in Krebs Cycle?

Citric acid
19. Which molecule is substrate
level phosphorylated?
19. Which molecule is substrate
level phosphorylated?

α-Ketoglutaric acid
20. What enzyme accepts
electrons/H from NADH for ETC?
20. What enzyme accepts
electrons/H from NADH for ETC?

NAD Dehy (dehydrogenase)
21. What do electrons only one
way in the ETC?
21. What do electrons only one
way in the ETC?

Increasing electronegativity of the
molecules
22. What does the NAD Dehy, Cyt
b-c1 and Cyt oxidase have in
common?
22. What does the NAD Dehy, Cyt
b-c1 and Cyt oxidase have in
common?

Each molecule passes protons into the
intermembrane space
23. Why does FADH only result in
2 ATPs produced and NADH in 3?
23. Why does FADH only result in
2 ATPs produced and NADH in 3?

FADH misses NAD Dehy
24. Name the process by which
protons produce ATP
24. Name the process by which
protons produce ATP

Chemiosmosis
25. What happens to the electrons
at the end of the ETC?
25. What happens to the electrons
at the end of the ETC?

They’re combined with H using Cyt
oxidase top produce water
That’s all folks!

The total is 30