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Vitamins and Coenzymes

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

Paul Berg
Kerry Mull is
Linus Pauling
Albert Szent-Gyorgyi

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Vitamins and Coenzymes
A deficiency of niacin causes

pellagra
anemia
scurvy
cataract

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Vitamins and Coenzymes
An early sign of retinol deficiencies in man is

night blindness
none of these
keratinization
xeropthalmia

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

Pyridoxamine
Pyridoxine
Pyridoxal
All of these

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Vitamins and Coenzymes
The occurrence of metals such as iron or molybdenum in some flavoproteins can

stabilize the semiquinone
all of these
form chelation
de-stabilize the semiquinone

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

pyridoxal phosphat
FAD
pyrophosphate
ferredoxin

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