BotanyNEET 2024Enzymes: mechanism, factors, classification

Biomolecules

Inhibition of the succinic dehydrogenase enzyme by malonate is a classical example of:

A.Feedback inhibition
B.Competitive inhibition✓
C.Enzyme activation
D.Cofactor inhibition

Solution

Malonate closely resembles succinate, the substrate, and competes for the active site of succinic dehydrogenase — the textbook example of competitive inhibition.

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