engineering chemistry MCQ #4325

Which enzyme is responsible for unwinding DNA during replication?

engineering chemistry MCQ #4325

  1. Question 1

    Q1. Which enzyme is responsible for unwinding DNA during replication?

    • A) Helicase
    • B) Topoisomerase
    • C) Primase
    • D) DNA polymerase

    Answer: Helicase

    Explanation: Helicase unwinds the double helix, creating a replication fork where DNA synthesis occurs.