VITAMINS AND COENZYMES QUIZ

The vitamin riboflavin is part of the __________ molecule.

ferredoxin

pyrophosphate

FAD

pyridoxal phosphat

TRUE ANSWER : ?
YOUR ANSWER : ?

An example of a digestive hormone is

lipase

amylase

gastrin

pepsin

TRUE ANSWER : ?
YOUR ANSWER : ?

What metal ion is specifically bound by vitamin B12?

Copper

Iron

Cobalt

Zinc

TRUE ANSWER : ?
YOUR ANSWER : ?

β-carotene together with α-carotene, γ-carotene and cryptoxanthine are synthesized by

plants and animals both

animal

plants

none of these

TRUE ANSWER : ?
YOUR ANSWER : ?

A deficiency of thiamin produces the disease known as

beri-beri

cataract

scurvy

anemia

TRUE ANSWER : ?
YOUR ANSWER : ?

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

rickets

beri-beri

pernicious anemia

cataract

TRUE ANSWER : ?
YOUR ANSWER : ?

Who discovered vitamin C (ascorbic acid)?

Linus Pauling

Albert Szent-Gyorgyi

Paul Berg

Kerry Mull is

TRUE ANSWER : ?
YOUR ANSWER : ?

The most prominent role that tocopherol has in in-vitro systems is as a strong

oxidizing agent

all of these

antioxidants

reducing agent

TRUE ANSWER : ?
YOUR ANSWER : ?

Vitamins are essential because the organism

can't synthesize these compounds at all

can synthesize these compounds partially

can't synthesize these compounds in the adequate amounts

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

A fat-soluble vitamin that regulates blood clotting is

vitamin C

niacin

vitamin A

vitamin K

TRUE ANSWER : ?
YOUR ANSWER : ?

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