Question

8. The diagram shows a strand of DNA which codes
for four ammo acids. The RNA triplet UAG acts
as a stop codon terminating the synthesis of a
polypephde. Where would a mutation, introducing
a thymine nucleotide, result in the termination of
transcription?
TCCA CTC GA TGC​

Answer 1

Answer:

Thymine can be added between the fourth and the fifth codons, that is, between A and C, so that the Transcription terminates.

It forms : TCCATCTCGATGC

Giving : AGGUAG...