Class 12 NEET Biology Molecular Basis of Inheritance Questions Part 1

AUG codes for methionine and is initiation or start codon which starts the synthesis of polypeptide. UAA (ochre), UAG (amber) and UGA (opal) do not specify any amino acid so they are called termination codons. CUU, CUC, CUA and CUG codes for leucine whereas GCU,GCC,GCA and GCG codes for alanine.