Enzyme Substrate Interactions and Induced-Fit Binding
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Questions and Answers

What term describes the change in the shape of both the enzyme and substrate when the substrate binds to the enzyme?

  • Specificity model
  • Induced-fit model (correct)
  • Lock-and-key model
  • Hand-in-glove analogy

    • Which type of enzyme model involves the active site having a rigid, complementary shape to the substrate?

  • Specificity model
  • Lock-and-key model (correct)
  • Induced-fit model
  • Hand-in-glove analogy

    • What does the immobilization of an enzyme on an inert material enable?

  • Enhanced enzyme reuse (correct)
  • Decreased enzyme stability
  • Improved molecular motion
  • Reduced recovery of the enzyme

    • What is the main reason enzymes are highly specific in their action?

    <p>Active site amino acid arrangement matches substrate groups</p> Signup and view all the answers

    Which model suggests that both the enzyme and substrate change shape for optimal binding?

    <p>Hand-in-glove analogy</p> Signup and view all the answers

    What occurs when the enzyme-substrate complex is formed in terms of active site amino acids?

    <p>They catalyze specific reaction mechanisms</p> Signup and view all the answers

    What happens when denaturation occurs in an enzyme?

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

    Why are immobilized enzymes often more stable than free enzymes in solution?

    <p>They are embedded in membranes</p> Signup and view all the answers

    How does immobilization of enzymes for industrial use prevent enzyme leaching?

    <p>By attaching enzymes to an insoluble support material</p> Signup and view all the answers

    What is the role of Entrapment between inert fibers in immobilizing enzymes?

    <p>Enhancing enzyme stability</p> Signup and view all the answers

    How does immobilization of enzymes impact enzyme recycling?

    <p>It facilitates enzyme recycling</p> Signup and view all the answers

    Which characteristic of immobilized enzymes makes them more attractive for industrial use?

    <p>Protection by an inert matrix</p> Signup and view all the answers

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