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.Management Sciences
Category: Vitamins
Which vitamin is related to a co-factor in glycine metabolism is______________?
A. Vit E
B. Folic acid
C. Thiamine
D. Cobalamine
In humans and other primates as well as in guinea pigs, this vitamin cannot be synthesized because of the absence of the enzyme L-gulonolactone oxidase: the vitamin is_____________?
A. Pantothenic acid
B. Nicotinic acid
C. Ascorbic acid
D. Folic acid
Which of the following is present in the plasma but absent in the serum ?
A. Albumin
B. Globulin
C. Lecithin
D. Firbinogen
Collagen is rich in_____________?
A. Glutamate and glycine
B. Alanine and glycine
C. Proline and glycine
D. Glutamate and proline
Which vitamin is the most indispensable during mitosis______________?
A. Folic acid
B. Pantothenic acid
C. Ascorbic acid
D. Aspartic acid
Ascorbic acid_____________?
A. Is a reducing agent
B. Decrease iron absorption
C. Is harmless in high doses
D. Is requirement for lysyl oxidase
Decarboxylation of which of the following amino acids results in formation of a vasodilator ?
A. Valine
B. Arginine
C. Histidine
D. Glutamic acid
The function of vitamin A is/are related to which of the following ?
A. Retinol
B. Retinal
C. Retinoic acid
D. All of the above
Proteins are linear polymers of amino acids, They fold into compact structures Sometimes these folded structures associate to form homo or hetero dimers Which one of the following refers to this associated form ?
A. Denatured state
B. Molecular aggregation
C. Precipitation
D. Quaternary structure
Albinism is a genetic disease that results in incomplete metabolism of______________?
A. Histidine
B. Cystine
C. Tyrosine
D. Alanine
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