Cell Cycle and DNA Synthesis Quiz
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Questions and Answers

During which phase of the cell cycle does DNA replication occur?

  • G1
  • S (correct)
  • G2
  • M
  • What is the term used to describe the process of DNA duplication in which each daughter cell inherits one original strand and one new strand?

  • Replicative transposition
  • Semi-conservative replication (correct)
  • Dispersive replication
  • Conservative replication
  • Which protein is responsible for unwinding the DNA double helix during DNA replication?

  • DNA ligase
  • DNA primase
  • DNA helicase (correct)
  • DNA polymerase
  • Which enzyme is responsible for synthesizing RNA primers during DNA replication?

    <p>DNA primase</p> Signup and view all the answers

    What is the function of DNA ligase during DNA replication?

    <p>Joining Okazaki fragments</p> Signup and view all the answers

    Which enzyme relieves supercoiling during DNA replication?

    <p>DNA topoisomerase</p> Signup and view all the answers

    When does histone synthesis occur during the cell cycle?

    <p>S phase</p> Signup and view all the answers

    What phase of the cell cycle does DNA replication occur?

    <p>S</p> Signup and view all the answers

    Which bonds help contribute to the stability of the DNA double helix?

    <p>All of the above</p> Signup and view all the answers

    Which proteins are needed to open up the DNA double helix during DNA synthesis?

    <p>Both DNA Helicase and Single stranded binding proteins</p> Signup and view all the answers

    Which enzyme is responsible for synthesizing RNA primers during DNA replication?

    <p>DNA Primase</p> Signup and view all the answers

    What is the function of DNA ligase during DNA replication?

    <p>Joining DNA fragments</p> Signup and view all the answers

    When does histone synthesis occur during the cell cycle?

    <p>S phase</p> Signup and view all the answers

    Which protein is responsible for unwinding the DNA double helix during DNA replication?

    <p>DNA Topoisomerase</p> Signup and view all the answers

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