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In a Reaction Catalyzed by a Dehydrogenase, It Was Observed

Question 25

Multiple Choice

In a reaction catalyzed by a dehydrogenase, it was observed that NAD+ was required for binding of the second substrate. The reduced form of NAD was found to be a competitive inhibitor against NAD+. Which of the mechanisms listed below describes the action of this enzyme?


A) Random
B) Ordered sequential
C) Ping Pong
D) Concerted
E) None of the above

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