Which of the following is an amino acid derived hormone?

Which of the following is an amino acid derived hormone?
  1. Estradiol
  2. Ecdysone
  3. Epinephrine
  4. 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.

Asked in: NEET 2018

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