Q. The codons causing chain termination are

 2067  204 AIPMTAIPMT 1997Molecular Basis of Inheritance Report Error

Solution:

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 alanin