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The molecule which acts directly on an enzyme to lower its catalytic rate is __________

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The molecule which acts directly on an enzyme to lower its catalytic rate is __________

(a) Repressor

(b) Inhibitor

(c) Modulator

(d) Regulator

This question was addressed to me by my school teacher while I was bunking the class.

Question is taken from Enzyme Kinetics as an Approach to Understanding Mechanism topic in section Enzymes, Carbohydrates and Gycobiology of Biochemistry

1 Answer

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Best answer
Correct choice is (b) Inhibitor

The explanation: An inhibitor is a substance that interferes with the substrate-active site binding and slows down the catalytic rate.

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