Q. The enzyme responsible for unzipping DNA strands during replication is called?

  • (A) DNA polymerase
  • (B) Helicase
  • (C) Ligase
  • (D) Topoisomerase
✅ Correct Answer: (B) Helicase
Explanation: Helicase unwinds and separates the DNA strands by breaking hydrogen bonds between bases.

Published by Mr. Dubey ⭐ 111.42K Points at 27-Oct-2025 02:23 pm in Biology

Explanation by: Mr. Dubey
Helicase unwinds and separates the DNA strands by breaking hydrogen bonds between bases.

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