Q137 / 180 · NEET 2018 · Zoology

Which of the following is an amino acid derived hormone?

A
Estradiol
B
Ecdysone
Correct answer
C
Epinephrine
D
Estriol

Solution

Chemically, epinephrine is a catecholamine hormone, a sympathomimetic monoamine derived from the amino acids phenylalanine and tyrosine. The chemical formula of epinephrine is C₉H₁₃NO₃.

Remaining are steroid hormones, i.e, they are produced from steroidal precursors.

Hence, the correct answer is option: 'C'.

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