How well do you know hexokinase isozymes?
8 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which enzyme is not inhibited by G-6-P and is activated by glucose?

  • Hexokinase
  • Glucokinase (correct)
  • Isomerase
  • Ligase
  • Which isozyme has a higher Km than hexokinase and is found in the liver, kidney, and beta cells of the pancreas?

  • Type II isozyme
  • Type III isozyme
  • Type I isozyme
  • Type IV isozyme (glucokinase) (correct)
  • Which enzyme exhibits feed-back inhibition by G6P?

  • Hexokinase (correct)
  • Ligase
  • Isomerase
  • Glucokinase
  • Which tissue has a low Km and high affinity for glucose, causing it to have priority in glucose uptake after a carbohydrate meal?

    <p>Skeletal muscle tissue</p> Signup and view all the answers

    Which isozyme has a Vmax greater than hexokinase?

    <p>Type IV isozyme (glucokinase)</p> Signup and view all the answers

    Which tissue has a high Km and low affinity for glucose, causing it to have a lower priority in glucose uptake after a carbohydrate meal?

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

    Which enzyme is inducible?

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

    Which tissue has its hexokinase inhibited by G6P once it has received enough glucose?

    <p>Skeletal muscle tissue</p> Signup and view all the answers

    Use Quizgecko on...
    Browser
    Browser