Chapter 3: Immunity and Disease Quiz
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Questions and Answers

What is the primary way that bacteria make you feel ill?

  • By depleting nutrients needed for normal bodily functions
  • By dividing rapidly and overwhelming the body
  • By directly attacking and destroying cells
  • By producing toxins (poisons) that harm living tissue (correct)

    • Which of the following statements about viruses is true?

  • Viruses are much larger than bacteria
  • Viruses are living cells with a nucleus
  • Viruses contain both DNA and RNA inside their protein shell
  • Viruses cannot be seen under an ordinary microscope (correct)

    • What is the primary difference between bacteria and viruses?

  • Bacteria are visible under a microscope, while viruses are not
  • Bacteria are living cells, while viruses are not (correct)
  • Bacteria cause diseases, while viruses do not
  • Bacteria reproduce by dividing, while viruses do not

    • Under ideal conditions, how frequently can bacteria reproduce?

    <p>Once every 20 minutes</p> Signup and view all the answers

    Which of the following is NOT mentioned as a type of pathogen in the text?

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

    What is the primary way that scientists help in the fight against diseases?

    <p>By developing new ways of helping to fight diseases</p> Signup and view all the answers

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