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Vitamins and Coenzymes

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

prothrombin
thrombin
fibrinogen
fibrin

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Vitamins and Coenzymes
A deficiency of niacin causes

scurvy
anemia
pellagra
cataract

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Vitamins and Coenzymes
The vitamin riboflavin is part of the __________ molecule.

pyridoxal phosphat
FAD
pyrophosphate
ferredoxin

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Vitamins and Coenzymes
The symptoms of retinol excess are

bone fragility
weakness
nausea
all of these

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

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

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Vitamins and Coenzymes
In the co-enzyme B12the position occupied by a cyanide ion in vitamin B12 is bonded directly to the __________ of the ribose of adenosine.

5-6 dimethylbenzimidazole
hydroxycobalamin
cyanocobalamin
adenine

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