Glycogen
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Glycogen

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Questions and Answers

What is the key factor for the optimization of glycogen structure?

  • Presence of sucrose in the structure
  • Chain branching and length of branches (correct)
  • Average chain length of glucose residues
  • Ratio of glucose to fructose

    • In which organ does glycogen break down to release glucose-6-phosphate, which is then hydrolyzed to give glucose?

  • Kidney
  • Pancreas
  • Liver (correct)
  • Spleen

    • What is the first reaction catalyzed by in glycogen breakdown?

  • Hexokinase
  • Glycogen phosphorylase (correct)
  • Glucose-6-phosphatase
  • Glycogen synthase

    • What is the fate of glucose-6-phosphate obtained from glycogen breakdown in muscle?

    <p>Enters glycolysis to supply its own energy needs</p> Signup and view all the answers

    What is the significance of the average chain length of branches in glycogen?

    <p>Glucose can be released from multiple branch points at the same time</p> Signup and view all the answers

    How does glycogen degradation differ in the liver compared to muscle?

    <p>In the liver, glycogen breaks down glucose-6-phosphate, which is hydrolyzed to give glucose for export to other cells</p> Signup and view all the answers

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