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

In meiosis, crossing over occurs during which phase?

<p>Prophase I (A)</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 (B)</p> Signup and view all the answers

What is the structure of DNA?

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

Which nucleotide base is paired with adenine in DNA?

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

Which of the following bases are purines?

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

What does Chargaff's rule state?

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

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