Mastering DNA Replication

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Questions and Answers

Which enzyme synthesizes RNA primers in the lagging strand during DNA replication?

  • DNA polymerase III
  • DNA ligase
  • Helicase
  • Primase (correct)

What is the term used to describe the synthesis of the lagging strand during DNA replication?

  • Discontinuous replication
  • Non-replication
  • Semi-discontinuous replication (correct)
  • Continuous replication

What is the role of helicase in DNA replication?

  • Joins Okazaki fragments
  • Breaks the hydrogen bonding in the replication fork (correct)
  • Synthesizes RNA primers
  • Proofreads newly synthesized DNA

Which enzyme synthesizes Okazaki fragments in the lagging strand during DNA replication?

<p>DNA polymerase III (B)</p> Signup and view all the answers

What is the term used to describe the synthesis of the leading strand during DNA replication?

<p>Continuous replication (C)</p> Signup and view all the answers

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Study Notes

DNA Replication Enzymes and Processes

  • Primase synthesizes RNA primers in the lagging strand during DNA replication.
  • The term "discontinuous synthesis" describes the synthesis of the lagging strand during DNA replication.

DNA Replication Enzymes and Processes (continued)

  • Helicase unwinds the double helix, allowing access to the template strands during DNA replication.
  • DNA polymerase synthesizes Okazaki fragments in the lagging strand during DNA replication.

DNA Replication Processes

  • The term "continuous synthesis" describes the synthesis of the leading strand during DNA replication.

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