Chapter 6: Enzymes and their Specificity
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Questions and Answers

What is the term for the shape of the active site being modified by the binding of the substrate?

  • Binding energy
  • Induced fit (correct)
  • Conformation selection
  • Transition state
  • Which factor is important for lowering the activation energy in catalysis?

  • Weak interactions
  • Transition state
  • Conformation selection
  • Binding energy (correct)
  • In enzyme-substrate interactions, when does maximal binding energy release occur?

  • During transition state formation (correct)
  • When substrate binds to the enzyme
  • At the product formation stage
  • When the enzyme undergoes induced fit
  • What happens to the transition state in an enzyme-catalyzed reaction?

    <p>It is unstable</p> Signup and view all the answers

    What defines whether the transition state will convert into substrate or product?

    <p>Energy difference (ΔG) between substrates and products</p> Signup and view all the answers

    Which type of interactions contribute to the free energy released when substrate binds to an enzyme?

    <p>Weak interactions</p> Signup and view all the answers

    What principle does the binding energy between enzyme and substrate help to satisfy in catalysis?

    <p>Principle of specificity</p> Signup and view all the answers

    What type of selection occurs when a substrate only binds to enzymes with specific active site conformations?

    <p>Conformational selection</p> Signup and view all the answers

    What term describes the free energy released upon binding of a substrate to an enzyme?

    <p>Binding energy</p> Signup and view all the answers

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