NATURAL SCIENCE > VITAMIN
1) Which vitamin is related to a co-factor in glycine metabolism is:
A) Vitamin EB) Folic acid
C) ThiamineD) Cobalamine
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Answer : Folic acid


2) Which vitamin is synthesized by intestinal bacteria?
A) Vitamin BB) Vitamin A
C) Vitamin DD) Vitamin K
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Answer : Vitamin K


3) Two vitamins whose derivatives are involved in transformation of serine to glycine are:
A) B6 ad B12B) B12 and nicotinamide
C) Folic acid and B6D) Folic acid and B12
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Answer : Folic acid and B6


4) Vitamin also acting as hormone:
A) Vitamin DB) Vitamin A
C) Vitamin B1D) Vitamin C
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Answer : Vitamin D