Why Is an Anaerobic Fate of Pyruvate Necessary in Skeletal

question 42

Multiple Choice

Why is an anaerobic fate of pyruvate necessary in skeletal muscle?

• A) It is required to maintain the reducing environment of the cytosol.
• B) It allows for the re-oxidation of NADH to NAD⁺, as NAD⁺ is in limited supply during anaerobic conditions.
• C) It decreases the pH of the skeletal muscle cell, thereby increasing release of oxygen from myoglobin.
• D) All of the answers are correct.
• E) None of the answers is correct.

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