VITAMINS AND COENZYMES QUIZ

Which of these is a symptom of vitamin A deficiency?

Impaired taste perception

Blindness

Impaired blood clotting

Osteoporosis

TRUE ANSWER : ?
YOUR ANSWER : ?

In one iron-metalloflavoprotein, the iron is present as a

flavin moiety

both (a) and (b)

heme-protein

nonheme type

TRUE ANSWER : ?
YOUR ANSWER : ?

Vitamin B12 is useful in the prevention and treatment of

scurvy

pernicious anemia

cataract

beri-beri

TRUE ANSWER : ?
YOUR ANSWER : ?

Vitamin B12 (Cobalamin) is only synthesized by

micro-organisms

fishes

animals

plants

TRUE ANSWER : ?
YOUR ANSWER : ?

The disease Beriberi is due to a dietary deficiency in

vitamin B6 (pyridoxine)

vitamin B1 (thiamine)

vitamin B2 (riboflavin)

vitamin B12

TRUE ANSWER : ?
YOUR ANSWER : ?

E.coli ACP has its molecular weight as around

90,000

39000

19000

9000

TRUE ANSWER : ?
YOUR ANSWER : ?

An example of a digestive hormone is

amylase

pepsin

lipase

gastrin

TRUE ANSWER : ?
YOUR ANSWER : ?

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

all of these

form chelation

stabilize the semiquinone

de-stabilize the semiquinone

TRUE ANSWER : ?
YOUR ANSWER : ?

A deficiency of thiamin produces the disease known as

beri-beri

cataract

scurvy

anemia

TRUE ANSWER : ?
YOUR ANSWER : ?

Ascorbic acid acts as an

None of these

reducing agent

oxidizing agent

oxidizing and reducing agent both

TRUE ANSWER : ?
YOUR ANSWER : ?

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