Metabolism: Life-Sustaining Chemical Reactions
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Questions and Answers

What is the main function of metabolism?

  • Elimination of metabolic wastes
  • Building blocks for proteins, lipids, nucleic acids, and some carbohydrates
  • Conversion of energy in food to energy available for cellular processes (correct)
  • Transportation of substances into and between different cells
  • What is the difference between catabolic and anabolic metabolic reactions?

  • Catabolism releases energy, anabolism consumes energy (correct)
  • Catabolism consumes energy, anabolism releases energy
  • Catabolism and anabolism both release energy
  • Catabolism and anabolism both consume energy
  • What term refers to the sum of all chemical reactions in living organisms?

  • Intermediary metabolism
  • Anabolism
  • Metabolism (correct)
  • Catabolism
  • How are metabolic pathways organized?

    <p>One chemical is transformed through a series of steps into another chemical, facilitated by specific enzymes</p> Signup and view all the answers

    What do enzyme-catalyzed reactions in metabolism allow organisms to do?

    <p>Grow, reproduce, maintain structures, and respond to their environments</p> Signup and view all the answers

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