7. In metabolism, food gets oxidized and the coenzymes NAD+ and FAD are reduced.
True False
8. Which of the following does not undergo oxidation or reduction during metabolism?
A. lipids
B. Coenzyme A
C. carbohydrates
D. FAD
9. Which of the following is not a coenzyme?
A. NAD+
B. Coenzyme A
C. ATP
D. FAD
10. Which of the following is false regarding FAD?
A. FAD is an oxidizing agent.
B. FAD is the oxidized form.
C. FAD is a coenzyme
D. FADH2 is an oxidizing agent.
11. How many carbon atoms are present in an acetyl group?
A. 1
B. 2
C. 3
D. 4
12. The purpose of coenzyme A is to deliver acetyl groups to the citric acid cycle.
True False
13. What reacts with NADH and FADH2 to form NAD+ and FAD?
A. carbon dioxide
B. water
C. ATP
D. oxygen (and H+)
14. Which metabolic process oxidizes NADH and FADH2
A. electron transport chain
B. oxidative phosphorylation
C. citric acid cycle
D. hydrolysis
15. Which metabolic process converts ADP to ATP?
A. electron transport chain
B. oxidative phosphorylation
C. citric acid cycle
D. hydrolysis
7. In metabolism, food gets oxidized and the coenzymes NAD+ and FAD are reduced.
| True | |
| False |
8. Which of the following does not undergo oxidation or reduction during metabolism?
| A. lipids | |
| B. Coenzyme A | |
| C. carbohydrates | |
| D. FAD |
9. Which of the following is not a coenzyme?
| A. NAD+ | |
| B. Coenzyme A | |
| C. ATP | |
| D. FAD |
10. Which of the following is false regarding FAD?
| A. FAD is an oxidizing agent. | |
| B. FAD is the oxidized form. | |
| C. FAD is a coenzyme | |
| D. FADH2 is an oxidizing agent. |
11. How many carbon atoms are present in an acetyl group?
| A. 1 | |
| B. 2 | |
| C. 3 | |
| D. 4 |
12. The purpose of coenzyme A is to deliver acetyl groups to the citric acid cycle.
| True | |
| False |
13. What reacts with NADH and FADH2 to form NAD+ and FAD?
| A. carbon dioxide | |
| B. water | |
| C. ATP | |
| D. oxygen (and H+) |
14. Which metabolic process oxidizes NADH and FADH2
| A. electron transport chain | |
| B. oxidative phosphorylation | |
| C. citric acid cycle | |
| D. hydrolysis |
15. Which metabolic process converts ADP to ATP?
| A. electron transport chain | |
| B. oxidative phosphorylation | |
| C. citric acid cycle | |
| D. hydrolysis |
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