Multiple Choice
Which trace mineral enhances insulin function?
8. Water and Minerals
Other Trace Minerals
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Which trace mineral is best known for acting as an antioxidant by being a component of glutathione peroxidase?
A
Manganese
B
Selenium
C
Iodine
D
Chromium
Verified step by step guidance1
Understand the role of antioxidants in the body: Antioxidants help protect cells from damage caused by free radicals, which are unstable molecules that can harm cellular components.
Identify glutathione peroxidase: It is an important antioxidant enzyme that reduces harmful peroxides in the body, thus protecting cells from oxidative damage.
Recall the trace minerals that serve as cofactors for antioxidant enzymes: Different trace minerals act as essential components of various antioxidant enzymes.
Recognize that selenium is the trace mineral incorporated into the active site of glutathione peroxidase, enabling its antioxidant function.
Conclude that among the options given, selenium is best known for its role as a component of glutathione peroxidase, acting as an antioxidant.
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