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Vitamins and Coenzymes

Vitamins and Coenzymes
Vitamin B12 is useful in the prevention and treatment of

beri-beri
cataract
scurvy
pernicious anemia

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Vitamins and Coenzymes
E.coli ACP has its molecular weight as around

19000
9000
39000
90,000

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Vitamins and Coenzymes
What metal ion is specifically bound by vitamin B12?

Zinc
Cobalt
Copper
Iron

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Vitamins and Coenzymes
The absence of ascorbic acid in the human diet gives rise to

cataract
rickets
beri-beri
pernicious anemia

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Vitamins and Coenzymes
An early sign of retinol deficiencies in man is

none of these
xeropthalmia
night blindness
keratinization

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Vitamins and Coenzymes
The occurrence of metals such as iron or molybdenum in some flavoproteins can

de-stabilize the semiquinone
form chelation
stabilize the semiquinone
all of these

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MORE MCQ ON Vitamins and Coenzymes

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