Question
Translation termination occurs when a ribosome interacts with which of the following structures?
the end of the mRNA molecule.
a stop codon
the 5' cap
the poly-A tail
the end of the mRNA molecule.
a stop codon
the 5' cap
the poly-A tail
Answers
GPT-4o mini
Translation termination occurs when a ribosome interacts with **a stop codon**. Stop codons (UAA, UAG, UGA) signal the end of protein synthesis, leading to the release of the newly synthesized polypeptide chain from the ribosome.