MCQ
Insulin is
  • A
    An amino acid
  • Protein
  • C
    A carbohydrate
  • D
    A lipid

Answer

Correct option: B.
Protein
b
(b) Insulin is a protein consists of $51$ amino acids in two chains. $\alpha$  and $\beta$

$\alpha - 21$ amino acids, - $\beta - 30$ amino acids

It is secreted by pancreas for controlling the sugar level in blood.

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