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Insulin in Humans

The two polyp...

Question

The two polypeptides of human insulin are linked together by:

A

Hydrogen bonds

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B

Phosphodiester bond

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C

Covalent bond

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D

Disulphide bridges

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Solution

The correct option is D Disulphide bridges
Insulin is a peptide hormone produced by beta cells of the pancreatic islets. Insulin is composed of two peptide chains referred to as the A chain and B chain. The two polypeptide chains of human insulin are linked together by disulphide bridges.

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Insulin in Humans

Standard XII Biology

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