Which of the Following Codons Does Not Code for an Amino

Question

Which of the following codons does not code for an amino acid?
A) AUG
B) UAA
C) CAU
D) GUU
E) All of these code for an amino acid

Accepted Answer

UAA is a stop codon, meaning it does not code for an amino acid but instead signals the end of the protein coding sequence. AUG codes for methionine, CAU codes for histidine, and GUU codes for valine.