Which of the following is an important function of selenium?

Question

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Selenium is an important antioxidant that inhibits the formation of free radicals, which can cause damage to cells and contribute to various diseases. It also plays a role in thyroid hormone metabolism and immune system function, but these functions are not listed as options. Option A, helping blood to clot, is a function of vitamin K. Option C, stabilizing the alcohol content of beer, is not a function of selenium. Option D, acting as a cross-linking agent in collagen, is a function of copper.

Which of the Following Is an Important Function of Selenium