8th Grade Biology Review: Digestive System, Mitosis, and Meiosis
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Questions and Answers

Where does most of the chemical digestion of food take place?

  • Small intestine (correct)
  • Mouth
  • Esophagus
  • Stomach
  • What is the process called when a cell makes an exact copy of its DNA?

  • Mitosis
  • Replication (correct)
  • Meiosis
  • Gene expression
  • What is the purpose of the villi in the small intestine?

  • To produce mucus
  • To mix food with digestive enzymes
  • To store bile
  • To absorb nutrients into the bloodstream (correct)
  • How many daughter cells are produced during mitosis?

    <p>2</p> Signup and view all the answers

    What is the purpose of the digestive enzyme amylase?

    <p>To break down carbohydrates</p> Signup and view all the answers

    What is the main difference between mitosis and meiosis?

    <p>Mitosis produces diploid cells, while meiosis produces haploid cells.</p> Signup and view all the answers

    During which stage of mitosis do the sister chromatids separate?

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

    What is the result of meiosis in humans?

    <p>Four haploid daughter cells</p> Signup and view all the answers

    What is the function of the spindle fibers in mitosis?

    <p>To separate sister chromatids</p> Signup and view all the answers

    Which process is responsible for genetic variation in offspring?

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

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