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Unit 4 Science Quiz
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Unit 4 Science Quiz

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Questions and Answers

Where does mitotic cell division occur?

  • In reproductive cells
  • In somatic cells (correct)
  • In nerve cells
  • In red blood cells

    • What is the diploid number of chromosomes in human somatic cells?

  • 92 chromosomes
  • 12 chromosomes
  • 23 chromosomes
  • 46 chromosomes (correct)

    • What is the main responsibility of the cell nucleus during cell division?

  • Contains genetic material (chromosomes) (correct)
  • Forms somatic cells
  • Produces gametes
  • Generates energy for the cell

    • What is the haploid number of chromosomes in human gametes?

    <p>23 chromosomes</p> Signup and view all the answers

    What type of cell division leads to reduction in chromosome number?

    <p>Meiosis or Meiotic cell division</p> Signup and view all the answers

    What is the Milky Way galaxy's shape?

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

    What is the main component of the universe?

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

    What causes the expansion of the universe?

    <p>Galaxies moving away from each other</p> Signup and view all the answers

    What is the Milky Way galaxy's position in the universe?

    <p>Spiral arm of the universe</p> Signup and view all the answers

    What is the Milky Way galaxy's rotation pattern?

    <p>Around the center of the universe</p> Signup and view all the answers

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