Catecholamines are synthesized from ?: (A) Tryptophan, (B) Tyrosine, (C) Methionine, (D) Histidine
Answer is B. Ans. is 'b' i.e., Tyrosine Catecholamines (epinephrine, norepinephrine and dopamine) are synthesized from tyrosin. Has been explained in previous seesions.