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Vitamins and Coenzymes

Vitamins and Coenzymes
The absence of ascorbic acid in the human diet gives rise to

rickets
pernicious anemia
beri-beri
cataract

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Vitamins and Coenzymes
A deficiency of niacin causes

scurvy
pellagra
anemia
cataract

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Vitamins and Coenzymes
Selenium is an essential component of the enzyme glutathione peroxidase which

reduces toxic hydoperoxycompounds in tissues
oxidizes toxic hydoperoxycompounds in tissues
None of these
scavenges toxic hydoperoxycompounds in tissues

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

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

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Vitamins and Coenzymes
Vitamin-D deficiency can cause

pernicious anemia
beri-beri
cataract
rickets

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Vitamins and Coenzymes
Ascorbic acid acts as an

None of these
oxidizing and reducing agent both
reducing agent
oxidizing agent

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