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Vitamins and Coenzymes

Vitamins and Coenzymes
In one iron-metalloflavoprotein, the iron is present as a

flavin moiety
heme-protein
nonheme type
both (a) and (b)

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Vitamins and Coenzymes
E.coli ACP has its molecular weight as around

90,000
19000
39000
9000

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Vitamins and Coenzymes
Which of the following are reduced coenzymes?

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

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Vitamins and Coenzymes
An enzyme, L-folate reductase reduces folic acid to

tetrahydrofolic acid
dihydrofolic acid
trihydrofolic acid
hydrofolic acid

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Vitamins and Coenzymes
An example of a digestive hormone is

gastrin
lipase
pepsin
amylase

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

Cobalt
Iron
Copper
Zinc

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