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Zoology-Enzymes

NEET Zoology Enzymes Assertion Reason Question

Type: Assertion Reason-assertion-Medium-Class 11

Assertion (A): Enzymes are highly effective catalysts that can increase reaction rates by millions of times.

Reason (R): Enzymes have an active site that is specifically shaped to bind substrates, facilitating the conversion into products.

A

Both A and R are true, and R is the correct explanation of A.

B

Both A and R are true, but R is not the correct explanation of A.

C

A is true but R is false.

D

A is false but R is true.

Correct Answer

Option A

Detailed Explanation

The NCERT context indicates that enzymes can increase reaction rates dramatically and this is due to their active sites, which are specific to the substrates they bind, thus facilitating the reaction.

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