Chapter 4: Metabolism

35 Questions | Total Attempts: 39

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Metabolism Quizzes & Trivia

The title is pretty self-explanatory, I think.


Questions and Answers
  • 1. 
    Define metabolism. (115)
  • 2. 
    Explain how metabolic pathways are linked and intersect. (115)
  • 3. 
    Which of the following organs produces the most heat?
    • A. 

      Kidneys

    • B. 

      Muscles

    • C. 

      Bones

    • D. 

      Lungs

  • 4. 
    The metabolic process that synthesizes materials needed for cellular growth is called
  • 5. 
    Compare and contrast anabolism and catabolism. (115)
  • 6. 
    Distinguish between dehydration synthesis and hydrolysis. (115)
  • 7. 
    Give examples of a dehydration synthesis reaction and a hydrolysis reaction. (115)
  • 8. 
    A substance that decreases the amount of energy necessary to begin a chemical reaction is called
  • 9. 
    Describe how enzymes control metabolic reactions.
  • 10. 
    List the basic steps of an enzyme-catalyzed reaction.
  • 11. 
    Define active site. (117)
  • 12. 
    List factors that affect enzymes.
  • 13. 
    Describe how an enzyme interacts with a substrate. (117)
  • 14. 
    Name two factors that control the rate of an enzyme-catalyzed reaction. (117)
  • 15. 
    How many types of enzymes and metabolic reactions does a cell have? (117)
    • A. 

      3

    • B. 

      Hundreds

    • C. 

      Thousands

    • D. 

      Millions

    • E. 

      3 billion

  • 16. 
    Explain the importance of a rate-limiting enzyme. (118)
  • 17. 
    Describe how negative feedback involving a rate-limiting enzyme controls a metabolic pathway. (118)
  • 18. 
    Define cofactor. (119)
  • 19. 
    Discuss the relationship between a coenzyme and a vitamin. (119)
  • 20. 
    Define energy. (119)
  • 21. 
    Explain the importance of ATP and its relationship to ADP. (119)
  • 22. 
    Explain how ATP stores chemical energy and makes it available to a cell.
  • 23. 
    State the importance of the oxidation of glucose. 
  • 24. 
    Explain how the oxidation of molecules inside cells differs from the burning of substances outside cells. (120)
  • 25. 
    The initial phase of respiration that occurs in the cytosol and produces two pyruvate molecules plus energy is called