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Vitamins and Coenzymes

Vitamins and Coenzymes
A deficiency of thiamin produces the disease known as

beri-beri
cataract
scurvy
anemia

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

hydrofolic acid
trihydrofolic acid
tetrahydrofolic acid
dihydrofolic acid

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Vitamins and Coenzymes
The symptoms of retinol excess are

nausea
weakness
bone fragility
all of these

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Vitamins and Coenzymes
Which of these is a vitamin A precursor?

Beta-Carotene
Cobalamin
Pyridoxine
Thiamine

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Vitamins and Coenzymes
The prosthetic group biotin is a carrier of which type of molecule?

Activated carbon dioxide (CO2)
Sulfhydryl group
Methyl group
Ammonia

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Vitamins and Coenzymes
Which of these hormones is a catecholamine?

Tetraiodothyronine
Follitropin
Norepinephrine
Tetrahydrofolate

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