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Biochemistry Miscellaneous (Bio-Chemistry) 2fc04c9e

Human growth hormone has:

A
One polypeptide chain and one intra chaindisulphide bond
B
One polypeptide chain and two intra chaindisulphide bond
C
Two polypeptide chains joined by onedisulphide bond
D
Two polypeptide chains joined by twodisulphide bond
High-Yield Explanation
Ans. B. One polypeptide chain and two intra chaindisulphide bondGrowth hormone or somatotrophin consists of a single polypeptide with a molecular weight of about 21500. It consists of 191 amino acids. There are two disulfide bridges between the adjacent cysteine residues. GH brings about positive nitrogen balance by retaining nitrogen.
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