Q. Assertion (A): Histones are positively charged proteins.
Reason (R): They interact with negatively charged DNA.

  • (A) Both A and R are true and R is correct
  • (B) Both A and R are true but R is not correct
  • (C) A is true but R is false
  • (D) A is false but R is true
✅ Correct Answer: (A) Both A and R are true and R is correct
Explanation: Histones are rich in lysine and arginine, helping bind DNA.

Published by Mr. Dubey ⭐ 111.42K Points at 27-Apr-2026 05:46 am in Biology

Explanation by: Mr. Dubey
Histones are rich in lysine and arginine, helping bind DNA.

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