Microbes and Energy Sources Quiz
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Questions and Answers

What molecule carries two or three times as much energy as ATP?

  • NADH (correct)
  • PPi
  • FAD
  • ADP

    • Which coenzyme is reduced by two electrons and two protons?

  • NADH
  • PPi
  • FAD (correct)
  • ADP

    • What is the oxidized form of nicotinamide adenine dinucleotide?

  • NADH
  • FAD
  • NAD+ (correct)
  • PPi

    • What is the reduced form of flavin adenine dinucleotide?

    <p>FADH2</p> Signup and view all the answers

    In lipid catabolism, why might more electron accepting energy carriers be needed compared to glucose catabolism?

    <p>Lipids are more reduced than glucose.</p> Signup and view all the answers

    Why do different kinds of reactions use different energy carriers according to the text?

    <p>To accommodate variations in redox levels.</p> Signup and view all the answers

    What is the overall reduction reaction for NAD+ to NADH?

    <p>$NAD+ + 2H+ + 2e^- → NADH + H^+$</p> Signup and view all the answers

    What type of reaction would likely need FAD as an energy carrier instead of NADH?

    <p><em>Oxidation reactions</em></p> Signup and view all the answers

    Which molecule can transfer electrons and carry energy but is not as common as NADH?

    <p><em>FAD</em></p> Signup and view all the answers

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