GK
VITAMINS MINERALS COENZYMES AND DEFICIENCY DISEASES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Lipoic acid exists in
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reduced form
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oxidized form
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oxidized and reduced form both
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none of these
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Explanation:
Detailed explanation-1: -Lipoic acid contains two thiol (sulfur) groups, which may be oxidized or reduced; dihydrolipoic acid is the reduced form of lipoic acid (Figure 1) (4).
Detailed explanation-2: -Lipoic acid is a mild oxidizing agent. Thus, it will oxidise other species and itself gets reduced. Reduction means addition of hydrogen whereas oxidation means, addition of oxygen.
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