MarksRiser
MarksRiser
Zoology-Recombinant DNA

NEET Zoology Recombinant DNA Assertion Reason Question

Type: Assertion Reason-assertion-Hard-Class 12

Assertion (A): Restriction endonucleases are essential for the creation of recombinant DNA molecules.

Reason (R): Restriction endonucleases cut DNA at specific palindromic sequences, enabling the insertion of foreign DNA.

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.

Correct Answer

Option A

Detailed Explanation

Restriction endonucleases are crucial for recombinant DNA technology as they cut DNA at specific sites, allowing foreign DNA to be inserted. These enzymes recognize palindromic sequences, making the reason valid for the assertion.

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