Histones and DNA Structure
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Questions and Answers

What is the function of histones in DNA structure?

  • To increase genetic diversity
  • To protect DNA from mutations
  • To bundle and fold DNA (correct)
  • To separate chromatids during cell division

    • Which type of cell division results in two identical daughter cells?

  • Meiosis
  • Mitosis (correct)
  • Binary Fission
  • Cytokinesis

    • What phase involves the alignment of chromosomes at the equator in mitosis?

  • Prophase
  • Anaphase
  • Metaphase (correct)
  • Telophase

    • During which phase of mitosis are sister chromatids pulled apart?

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

    In meiosis, crossing over occurs during which phase?

    <p>Prophase I</p> Signup and view all the answers

    How many chromosomes are in each daughter cell after meiosis?

    <p>Half the number of the parent cell</p> Signup and view all the answers

    What is the structure of DNA?

    <p>Double helix</p> Signup and view all the answers

    Which nucleotide base is paired with adenine in DNA?

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

    Which of the following bases are purines?

    <p>Adenine and Guanine</p> Signup and view all the answers

    What does Chargaff's rule state?

    <p>A = T and G = C in DNA</p> Signup and view all the answers

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