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Vitamins and Coenzymes

Vitamins and Coenzymes
The symptoms of retinol excess are

nausea
all of these
bone fragility
weakness

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Vitamins and Coenzymes
Vitamin K1 was first isolated from alfalalfa and has the phytyl side chain consisting of

nine isoprene units
four isoprene units
six isoprene units
four isoprene units

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Vitamins and Coenzymes
Vitamins are essential because the organism

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

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Vitamins and Coenzymes
Vitamin-D deficiency can cause

beri-beri
rickets
pernicious anemia
cataract

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Vitamins and Coenzymes
A deficiency of Vitamin K results in a decreased level of

prothrombin
fibrin
fibrinogen
thrombin

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

none of these
plants
animal
plants and animals both

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