Biochemistry - TCA Cycle

Exercise :: TCA Cycle - Section 1

  • TCA Cycle - Section 1
11. 

Most multi-cellular organisms obtain energy for the synthesis of ATP during oxidative phosphorylation from

A. high energy phosphate compounds
B. a proton gradient across the inner mitochondrial membrane
C. a proton gradient across the cell membrane
D. a proton gradient across the outer mitochondrial membrane

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

12. 

Standard redox potential for a substance is measured under standard condition and is expressed as

A. mili-Ampere
B. Volt
C. without unit
D. Ohm

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

13. 

Most of the enzymes of the citric acid cycle in a eukaryotic cell are located in the

A. inner mitochondrial membrane
B. cytosol
C. mitochondrial matrix
D. intermembrane space

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

14. 

A positive redox potential means substance has

A. lower affinity for electron
B. higher affinity for electron
C. lower affinity for proton
D. higher affinity for proton

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

15. 

The end product of glycolysis is pyruvate, which enters the citric acid cycle after being converted to

A. acetic acid
B. acetyl-CoA
C. acetaldehyde
D. none of these

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.