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1. The active coenzyme form of thiamin is a. not involved in the chemical reaction of...

1. The active coenzyme form of thiamin is
a. not involved in the chemical reaction of the citric acid circle.
b. involved with chemical reaction after Silletti the release of nitrogen
c. involved in glycolysis
d. located in the intracellular environment




2. vitamin B6 six plays in important role in amino acid metabolism by particpating in
a. decarboxylation, deamination and transamination
b. deanination and transamination
c. deamination and denatuation
d. denaturation, transamination and deamination


3. Vitamin B12 and folate participate in the
a. synthesis of metionine from homocysteine
b. conversion of tryptophan to niacin
c. inhibition of coenzyme conversion in DNA synthesis
d. prevention of pernicious anemia
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Answer #1

Ans:- 1.

D,

The active coenzyme form of thiamine is located in the intracellular environment and required in the cytosol of the cell for the transketolase reactions.

Rest of the options are wrong.

2.

A,

Vitamin B6 plays an important role in amino acid metabolism by participating in decarboxylation, deamination and transmission.

Rest of the options are wrong.

3.

A,

Vitamin B12 and folate participates in the synthesis of methionin from homocysteine.

Rest of the options are wrong.

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