Q. In a DNA molecule, adenine always pairs with which base?

  • (A) Cytosine
  • (B) Thymine
  • (C) Guanine
  • (D) Uracil
✅ Correct Answer: (B) Thymine
Explanation: In DNA, adenine (A) pairs with thymine (T) through two hydrogen bonds, maintaining the stability of the double helix.

Published by Mr. Dubey ⭐ 111.54K Points at 27-Oct-2025 02:19 pm in Biology

Explanation by: Mr. Dubey
In DNA, adenine (A) pairs with thymine (T) through two hydrogen bonds, maintaining the stability of the double helix.

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