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Vitamins and Coenzymes

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

Pyridoxine
Pyridoxal
All of these
Pyridoxamine

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Vitamins and Coenzymes
Which of these is a symptom of vitamin A deficiency?

Impaired blood clotting
Osteoporosis
Impaired taste perception
Blindness

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Vitamins and Coenzymes
Which of these hormones is a catecholamine?

Norepinephrine
Tetraiodothyronine
Follitropin
Tetrahydrofolate

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Vitamins and Coenzymes
Vitamin B12 is useful in the prevention and treatment of

cataract
scurvy
beri-beri
pernicious anemia

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

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

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Vitamins and Coenzymes
Which of the following are reduced coenzymes?

ATP and GTP
NAD+ and FAD
Coenzyme A and ubiquinone
NADH and FADH2

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