Alcohol dehydrogenase (ADH) requires oxidized nicotinamide adenine dinucleotide (NAD+) for catalytic activity. In the reaction catalyzed by ADH, an alcohol is oxidized to an aldehyde as NAD+ is reduced to NADH and dissociates from the enzyme. The NAD+ is functioning as a:

M.Sc. Bio-Chemistry (PU-CET P.G) 2022 Panjab University Entrance Exam With Answers

Practice Mode:

A: Apoenzyme

B: Coenzyme-cosubstrate

C: Coenzyme-prosthetic group

D: Cofactor

The answer is: B

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