TLS Online TPP Program

#Question id: 28980


For the synthesis of catecholamines two essential amino acid are required phenylalanine and tyrosine, find out the incorrect statement?

#Unit 7. System Physiology – Animal
  1. I- precursor phenylalanine and tyrosine is required two hydroxylases for Dopamine synthesis
  2. II- precursor tyrosine is required one hydroxylases for catecholamine synthesis
  3. III- phenylalanine and tyrosine essentially required cofactor is  tetrahydrobiopterin (BH4)
  4. IV- basic structure of catecholamine is dihydroxyphenyl-ethylamine