Biology Part 1 Quiz: 45 Minutes, 38 Questions
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Questions and Answers

What is the primary role of enzymes in speeding up chemical reactions?

  • By increasing energy produced by the reaction
  • By increasing activation energy
  • By reducing energy produced by the reaction
  • By reducing activation energy (correct)

    • Which of the following molecules provides energy for muscle contraction through hydrolysis?

  • Lactic acid
  • ATP (correct)
  • Oxygen
  • DNA

    • During which phases can nondisjunction occur?

  • Anaphase I only
  • Metaphase I only
  • Metaphase I and II only
  • Anaphase I and II only (correct)

    • In the context of bone tissue representation, which figure would most likely depict bone tissue?

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

    Which type of flask was included in Spallanzani’s experiment but NOT in Pasteur’s?

    <p>A flask that did not allow air to enter but did allow microorganisms to enter</p> Signup and view all the answers

    How much liquid did the veterinary technician administer on the second day?

    <p>75 mL</p> Signup and view all the answers

    Based on Alec’s observations, what is the best classification for the unknown organism?

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

    Which chemical formula represents an organic molecule?

    <p>$C_{12}H_{22}O_{11}$</p> Signup and view all the answers

    What is the most likely source of genetic diversity in modern multicellular organisms?

    <p>DNA mutations originating in gametes</p> Signup and view all the answers

    What taxonomic level do lions, tigers, and cheetahs have in common?

    <p>I and III only</p> Signup and view all the answers

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