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Vitamins and Coenzymes

Vitamins and Coenzymes
A fat-soluble vitamin that regulates blood clotting is

vitamin A
niacin
vitamin K
vitamin C

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Vitamins and Coenzymes
The disease Beriberi is due to a dietary deficiency in

vitamin B6 (pyridoxine)
vitamin B12
vitamin B1 (thiamine)
vitamin B2 (riboflavin)

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

Zinc
Iron
Copper
Cobalt

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Vitamins and Coenzymes
The most prominent role that tocopherol has in in-vitro systems is as a strong

antioxidants
reducing agent
all of these
oxidizing agent

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Vitamins and Coenzymes
Which of the following compounds/(s) belong/(s) to the vitamin B6 group?

Pyridoxal
All of these
Pyridoxamine
Pyridoxine

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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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