1. Which of the following is false regarding metabolism? a. in metabolism, food
ID: 710636 • Letter: 1
Question
1. Which of the following is false regarding metabolism?
a. in metabolism, food is oxidized.
b. Metabolism is a fast process requiring only a few steps.
c. During metabolism, energy is captured by ATP.
d. NAD+ and FAD are important oxidizing agents in metabolism.
2. All catabolic reactions in metabolism are linear pathways.
a. True
b. False
3. Metabolism involves catabolic and anabolic reactions. Catabolic reactions are the opposite of anabolic reactions.
a. True
b. False
4. All food provides the same amount of energy when metabolized.
a. True
b. False
5. All food provides the same amount of energy when metabolized.
a. A carboxylic acid is a highly oxidized compound.
b. A highly oxidized compound can provide more energy in metabolism than a compound with low oxidation.
c. Oxidation provides energy.
6. Fats are at lower oxidation states than carbohydrates.
a. true
b. false
7. Hydrolysis of ATP requires energy to break a phosphate bond and form ADP
a. true
b. false
8. In metabolism, food gets oxidized and the coenzymes NAD+ and FAD get reduced.
a. true
b. false
9. Which of the following does not undergo oxidation or reduction during metabolism?
a. lipids
b. Coenzyme A
c. carbohydrates
d. FAD
10. Which of the following is not a coenzyme?
a. NAD+
b. Coenzyme A
c. ATP
d.FAD
11. 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
12. The citric acid cycle is a cyclic metabolic pathway that converts four-carbon substrates into carbon dioxide, water, and energy
a. true
b. false
13. The purpose of coenzyme A is to deliver acetyl groups to the citric acid cycle.
a. True
b. FAlse
14. What reacts with NADH and FADH2 to form NAD+ and FAD?
a. carbon dioxide
b. water
c. ATP
d. oxygen
15. Which process in metabolism oxidizes NADH and FADH2?
a. electron transport chain
b. oxidative phosphorylation
c. citric acid cycle
d. hydrolysis
16. Which process in metabolism converts ADP to ATP
a. electron transport chain
b. oxidative phosphorylation
c. citric acid cycle
d. hydrolysis
17. Stage 4 of metabolism, electron transfer and oxidative phosphorylation, occur in the ________________.
a. blood
b. mitochondria
c. proteins
d. small intestine
Explanation / Answer
1.b 2,3,4. False 5.b 6. true 7. false 8. true 9.d 10.c 11.d 12. a 13.a 14.d 15.a 16.a 17.b
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