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Vitamins and Coenzymes

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

Pyridoxine
Cobalamin
Thiamine
Beta-Carotene

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Vitamins and Coenzymes
The symptoms of retinol excess are

bone fragility
all of these
weakness
nausea

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

cataract
beri-beri
anemia
scurvy

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Vitamins and Coenzymes
What compound of raw egg white causes a syndrome similar to vitamin B deficiency?

Betabindin
Ovalbumin
Albumin
Avidin

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

thrombin
fibrinogen
prothrombin
fibrin

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Vitamins and Coenzymes
Which of these hormones is a catecholamine?

Norepinephrine
Tetrahydrofolate
Follitropin
Tetraiodothyronine

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