What is the importance of the stop codon UAG?
A) It tells the DNA polymerase to stop replicating the chromosome.
B) It tells the RNA polymerase to stop transcribing the chromosome.
C) It tells the tRNA to stop transcribing the DNA.
D) It tells the ribosome to stop translating the mRNA.
E) It signals the end of the operon.

Question

Quizplus · Accepted Answer

The stop codon UAG is important as it signals the ribosome to stop synthesizing the protein from the mRNA sequence during translation.  This leads to the release of the protein chain from the ribosome and its folding into its functional structure.

What Is the Importance of the Stop Codon UAG