Master the Reciprocal Allosteric Regulation of Glycolysis and Gluconeogenesis wi...
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Questions and Answers

Which molecule inhibits phosphofructokinase, a key enzyme in glycolysis?

  • GTP
  • ADP
  • AMP
  • ATP (correct)
  • Which enzyme is inhibited by AMP, and is a key enzyme in gluconeogenesis?

  • Phosphofructokinase
  • Fructose-1,6-bisphosphatase (correct)
  • Hexokinase
  • Pyruvate kinase
  • What is the relationship between negative effectors of glycolysis and positive effectors of gluconeogenesis?

  • They are the same
  • They have no relationship
  • They are reciprocal (correct)
  • They are completely different
  • What effect does glucagon have on plasma fatty acids?

    <p>It increases them</p> Signup and view all the answers

    What effect does increased fatty acid oxidation in the liver have on gluconeogenesis?

    <p>It stimulates it</p> Signup and view all the answers

    What effect does glucagon have on pyruvate kinase?

    <p>It inhibits it</p> Signup and view all the answers

    What is the mechanism of reciprocal allosteric regulation by adenine nucleotides?

    <p>Negative feedback</p> Signup and view all the answers

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