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Vitamins and Coenzymes

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

Avidin
Ovalbumin
Albumin
Betabindin

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

Thiamine
Pyridoxine
Beta-Carotene
Cobalamin

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Vitamins and Coenzymes
Who discovered vitamin C (ascorbic acid)?

Linus Pauling
Albert Szent-Gyorgyi
Paul Berg
Kerry Mull is

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Vitamins and Coenzymes
Lipoic acid is a co-factor of the

α-ketoglutaric dehydrogenase
di-hydroorotate dehydrogenase
both (a) and (b)
pyruvic dehydrogenase

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

Cobalt
Zinc
Iron
Copper

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Vitamins and Coenzymes
The symptoms of retinol excess are

nausea
weakness
bone fragility
all of these

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