Chromosomes and DNA
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Questions and Answers

Which of the following is true about chromosomes in eukaryotes?

  • Chromosomes are made up of RNA only
  • Chromosomes are made up of DNA and RNA
  • Chromosomes are not present in eukaryotes
  • Chromosomes are made up of DNA and protein (correct)

    • What is the role of histones in eukaryotic cells?

  • Histones help in gene expression (correct)
  • Histones help in DNA replication
  • Histones help in cell division
  • Histones help in protein synthesis

    • How is DNA packed into chromosomes in eukaryotic cells?

  • DNA is wrapped around golgi apparatus
  • DNA is wrapped around mitochondria
  • DNA is wrapped around nucleosomes (correct)
  • DNA is wrapped around ribosomes

    • What is the function of nonhistone scaffolding proteins in eukaryotic cells?

    <p>Nonhistone scaffolding proteins help in maintaining chromosome structure</p> Signup and view all the answers

    Why is the organization of DNA into chromosomes important in eukaryotic cells?

    <p>To prevent DNA tangling</p> Signup and view all the answers

    Which of the following accurately describes the relationship between DNA and chromosomes in eukaryotes?

    <p>DNA is the building block of chromosomes</p> Signup and view all the answers

    What is the main function of histones in eukaryotic cells?

    <p>To organize DNA into chromosomes</p> Signup and view all the answers

    How are nucleosomes organized in eukaryotic cells?

    <p>They form chromatin fibers</p> Signup and view all the answers

    Why is the organization of DNA into chromosomes important in eukaryotic cells?

    <p>To prevent tangling of DNA</p> Signup and view all the answers

    What are chromosomes made of in eukaryotes?

    <p>Chromatin fibers</p> Signup and view all the answers

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