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Anaerobic Respiration

During strenu...

Question

During strenuous exercise, the reducing agent of pyruvic acid is

A

FAD

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B

NADH and a hydrogen ion

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C

A hydrogen ion

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D

NADP

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Solution

The correct option is B NADH and a hydrogen ion
During strenuous exercise, when oxygen is inadequate for cellular respiration, pyruvic acid is reduced to lactic acid where the reducing agent is NADH and a hydrogen ion.

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