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Endocrine System

What is the m...

Question

What is the molecular weight of insulin?

A

15000 Da

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B

5000 Da

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C

4000 Da

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D

5800 Da

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Solution

The correct option is D 5800 Da
The human insulin protein is composed of 51 amino acids and has a molecular weight of 5808 Da. It is a dimer of an A-chain and a B-chain, which are linked together by disulfide bonds.
Thus option D is correct.

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