In alcohol fermentation, NAD+ is regenerated from NADH during the
A) reduction of acetaldehyde to ethanol (ethyl alcohol).
B) oxidation of pyruvate to acetyl CoA.
C) reduction of pyruvate to form lactate.
D) oxidation of NAD+ in the citric acid cycle.
E) phosphorylation of ADP to form ATP.
Ans: A) reduction of acetaldehyde to ethanol (ethyl alcohol).
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