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Assertion (A): In DNA molecule, two heli...

Assertion (A): In DNA molecule, two helical nucleic acid chains hold together. Reason (R): Hydrogen bonds play an important role in the structure of deoxyribonucleic acid.

A

Both (A) and (R) are correct and (R) is the correct explanation of (A).

B

Both (A) and (R) are correct but (R) is not the correct explanation of (A).

C

(A) is correct but (R) is wrong.

D

(A) is wrong but (R) is correct.

Text Solution

Verified by Experts

The correct Answer is:
a
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