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Vitamins and Coenzymes

Vitamins and Coenzymes
Vitamin-D deficiency can cause

pernicious anemia
rickets
cataract
beri-beri

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Vitamins and Coenzymes
An enzyme, L-folate reductase reduces folic acid to

dihydrofolic acid
hydrofolic acid
tetrahydrofolic acid
trihydrofolic acid

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Vitamins and Coenzymes
The symptoms of retinol excess are

weakness
bone fragility
nausea
all of these

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Vitamins and Coenzymes
In one iron-metalloflavoprotein, the iron is present as a

heme-protein
nonheme type
both (a) and (b)
flavin moiety

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Vitamins and Coenzymes
Dihydroorotate dehydrogenase contains

4 flavins and 2 atoms of iron per molecule
4 flavins and 4 atoms of iron per molecule
2 flavins and 4 atoms of iron per molecule
2 flavins and 2 atoms of iron per molecule

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Vitamins and Coenzymes
Vitamins are essential because the organism

can't synthesize these compounds at all
can synthesize these compounds partially
can't synthesize these compounds in the adequate amounts
None of these

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MORE MCQ ON Vitamins and Coenzymes

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