Introduction to Biochemistry
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Questions and Answers

Which of the following best describes mechanical energy?

  • Energy related to heat and temperature
  • Energy stored in chemical compounds
  • The energy associated with vibrations
  • The combination of kinetic energy and potential energy (correct)
  • What occurs during the transition state of an enzyme-catalyzed reaction?

  • Substrates are converted to products
  • The enzyme is permanently altered
  • Substrate binding causes enzyme shape stabilization
  • Old bonds break and new ones form (correct)
  • What is the role of coenzymes in enzyme function?

  • To bind substrates irreversibly
  • To permanently alter the enzyme's structure
  • To provide inorganic ions required for activity
  • To enhance or assist the activity of enzymes (correct)
  • What effect does competitive inhibition have on enzyme activity?

    <p>Inhibits enzyme activity by competing with substrate for the active site</p> Signup and view all the answers

    What distinguishes catabolic pathways from anabolic pathways in metabolism?

    <p>Catabolic pathways break down complex molecules, releasing energy, whereas anabolic pathways build new molecules, requiring energy</p> Signup and view all the answers

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