Antioxidants and Free Radical Scavengers
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What is the primary function of Selenium Glutathione Peroxidase in the cell?

  • To inhibit the effects of Vitamin E in the cell
  • To act as a pro-oxidant in the cell
  • To protect cell and organelle membranes from oxidative damage (correct)
  • To produce free radicals in the cell

    • What is the relationship between Selenium Glutathione Peroxidase and Vitamin E?

  • They have overlapping antioxidant effects (correct)
  • Vitamin E is a cofactor for Selenium Glutathione Peroxidase
  • Selenium Glutathione Peroxidase is a precursor to Vitamin E
  • They have antagonistic effects in the cell

    • What is the role of Selenium Glutathione Peroxidase in antioxidant defenses?

  • It acts in tandem with other antioxidants and free radical scavengers (correct)
  • It inhibits the activity of other antioxidants in the cell
  • It acts as a single agent to neutralize free radicals
  • It is a major source of free radicals in the cell

    • What is the primary site of action of Selenium Glutathione Peroxidase?

    <p>Cell and organelle membranes (D)</p> Signup and view all the answers

    What is the effect of Selenium Glutathione Peroxidase on oxidative damage?

    <p>It decreases oxidative damage (B)</p> Signup and view all the answers

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