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Vitamins and Coenzymes

Vitamins and Coenzymes
The symptoms of retinol excess are

all of these
weakness
bone fragility
nausea

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

Iron
Copper
Zinc
Cobalt

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Vitamins and Coenzymes
Vitamin B12 (Cobalamin) is only synthesized by

animals
fishes
micro-organisms
plants

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

NAD+
pyridoxal phosphate
pyrophosphate
ferredoxin

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Vitamins and Coenzymes
Vitamin-D deficiency can cause

pernicious anemia
beri-beri
rickets
cataract

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Vitamins and Coenzymes
Biotin occurs mainly in combined forms bound to protein through

ε-N-biotinyl-L-lysine
ε-S-lysine moiety
ε-N-lysine moiety
ε-N-lipoyl - L-lysine

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