Question

question 1 how many codons were in the mrna? how many amino acids were present in the final protein chain created in translation? explain the differences in the two numbers of mrna codons and amino acids in the protein. explain your answers.

Answer 1

There are in total 64 codons. Out of these, 61 codons code for amino acids whereas 3 codons do not code for any amino acid. These three codons UAA, UAG and UGA are termed stop codons as when these are read by the ribosomes no amino acid is incorporated. Rather the protein synthesis terminates