Why Is Pyruvate Reduced During Fermentation

question 10

Multiple Choice

Why is pyruvate reduced during fermentation?

• A) to regenerate NAD⁺, permitting glycolysis to continue
• B) to produce additional NADH, which can be oxidized in electron transport
• C) to produce additional ATP by coupling ATP production to the reduction of pyruvate. The now reduced form of pyruvate can then enter the Krebs Cycle.
• D) Pyruvate is toxic to cells. It is therefore reduced to a non-toxic form.

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