Mammalian Tissue Glycogen Storage
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Questions and Answers

Which tissue ranks third in glycogen storage?

  • Platelets
  • Adipose tissue
  • Heart muscle
  • Kidney (correct)
  • What is the storage form of glucose in mammalian tissues?

  • Glycogen (correct)
  • Glucose-1-phosphate
  • Glucose-6-phosphate
  • Insulin
  • What is the product of the breakdown of glycogen by Phosphorylase A?

  • Glucose and shorter glycogen molecule
  • Glucose-6-phosphate and longer glycogen molecule
  • Fructose-6-phosphate and longer glycogen molecule
  • Glucose-1-phosphate and shorter glycogen molecule (correct)
  • What is the enzyme responsible for the phosphorolysis of glycogen?

    <p>Glycogen Phosphorylase A</p> Signup and view all the answers

    Which tissue stores a small but measurable amount of glycogen?

    <p>Heart muscle</p> Signup and view all the answers

    What is the storage form of glucose in mammalian tissues?

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

    Which enzyme catalyzes the phosphorolysis of glycogen at the non-reducing ends of the molecule?

    <p>Glycogen Phosphorylase A</p> Signup and view all the answers

    Which tissue is NOT mentioned as a site of glycogen storage?

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

    What is the product of the breakdown of glycogen by Phosphorylase A?

    <p>Glucose-1-phosphate and glycogen molecule one residue</p> Signup and view all the answers

    What is added across the chemical bond during phosphorolysis?

    <p>HO-PO3-2</p> Signup and view all the answers

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