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Vitamins and Coenzymes

Vitamins and Coenzymes
A fat-soluble vitamin that regulates blood clotting is

vitamin K
vitamin A
vitamin C
niacin

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Vitamins and Coenzymes
The symptoms of retinol excess are

nausea
bone fragility
all of these
weakness

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Vitamins and Coenzymes
β-carotene together with α-carotene, γ-carotene and cryptoxanthine are synthesized by

plants and animals both
none of these
animal
plants

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Vitamins and Coenzymes
An example of a digestive hormone is

lipase
pepsin
gastrin
amylase

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

Cobalt
Zinc
Iron
Copper

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Vitamins and Coenzymes
Lipoic acid is a co-factor of the

di-hydroorotate dehydrogenase
pyruvic dehydrogenase
both (a) and (b)
α-ketoglutaric dehydrogenase

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MORE MCQ ON Vitamins and Coenzymes

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