Vitamin C's actual participation in biochemical reactions usually involves its antioxidant ability.Choose the description of this activity.
A) donates an electron or electrons to oxidize a mineral cofactor
B) accepts an electron or electrons to reduce a mineral cofactor
C) donates an electron or electrons to reduce a mineral cofactor
D) accepts an electron from the quinone form of vitamin E
Correct Answer:
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Q1: The B vitamin that is involved in
Q2: When ascorbic acid becomes dehydroascorbic acid,it has
Q3: Most animals synthesize their own ascorbic acid
Q4: A consequence of thiamin deficiency is _.
A)pellagra
B)megaloblastic
Q5: Erythrocyte transketolase activity is an assay to
Q7: Without enough vitamin C,collagen would _.
A)be too
Q8: A major role for thiamin is _.
A)energy
Q9: In what way are water-soluble vitamins absorbed?
A)directly
Q10: Beriberi is a deficiency syndrome associated with
Q11: Vitamin C acts as a cofactor by
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