Microbial Metabolism Bioenergetics Quiz
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Questions and Answers

Which of the following is a measure of change in heat content of the reactants and products in a biologic system?

  • Change in Temperature (∆T)
  • Change in Enthalpy (∆H) (correct)
  • Change in Entropy (∆S)
  • Change in Free Energy (∆G)

    • Which of the following is an example of an exothermic reaction?

  • Substrate ↑, Product ↓, loss of heat (correct)
  • Substrate ↑, Product ↓, gain of heat
  • Substrate ↓, Product ↑, gain of heat
  • Substrate ↓, Product ↑, loss of heat

    • What does a negative ∆G indicate about a reaction?

  • The reaction is irreversible
  • The reaction is spontaneous and favorable (correct)
  • The reaction is non-spontaneous and unfavorable
  • The reaction is at equilibrium

    • What happens to the entropy when ice melts into liquid at room temperature?

    <p>Entropy increases</p> Signup and view all the answers

    What happens to ∆G as a reaction approaches equilibrium?

    <p>∆G becomes zero</p> Signup and view all the answers

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