Hormones thyroxine, adrenaline and the pigment melanin are formed from (a) tryptophan (b) glycine (c) tyrosine (d) prolline
Hormones thyroxine, adrenaline and the pigment melanin are formed from
(a) tryptophan (b) glycine (c) tyrosine (d) prolline
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The correct option is (c) tyrosine.
Explanation:
Tyrosine is the precursor of : (a) hormone epinephrine (i.e. adrenaline) and thyroid hormones, (b) neurotransmitter dopamine, (c) melanin (the black pigment of skin).
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