Biochemistry - Oxidative Phosphorylation

Exercise :: Oxidative Phosphorylation - Section 1

  • Oxidative Phosphorylation - Section 1
6. 

Which of the following is not a feature of oxidative phosphorylation?

A. Direct transfer of phosphate from a substrate molecule to ADP
B. An electrochemical gradient across the inner mitochondrial membrane
C. A membrane bound ATP synthase
D. A protonmotive force

Answer: Option A

Explanation:

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7. 

Which of the following is not a significant biological oxidizing agent?

A. FAD
B. Fe3+
C. O2
D. NAD+

Answer: Option B

Explanation:

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8. 

How many CO2 molecules are exhaled for each O2 molecule utilized in cellular respiration?

A. 1
B. 3
C. 6
D. 12

Answer: Option A

Explanation:

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9. 

What happens after glycolysis when oxygen is available as an electron acceptor?

A. Pyruvate is formed
B. NADH is produced
C. Fermentation
D. Oxidative phosphorylation

Answer: Option B

Explanation:

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10. 

Lactic acid is produced by human muscles during strenuous exercise because of lack of

A. oxygen
B. NAD+
C. glucose
D. ADP and Pi

Answer: Option A

Explanation:

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