DNA--TTT CGG TAC CTA CTA GAT ACG TCG CCC GCA AAT ATC
mRNA--AAA GCC AUG GAU GAU CUA UGC AGC GGG CGU UUA UAG
Polypeptide---Lys-Ala-Met-Asp-Asp-Leu-Cys-Ser-Gly-Arg-Leu-STOP
Transcribe, Translate and express the polypeptide sequence after the change mutation in the DNA TTT CGG...