A mutation that changes a codon that originally coded for an amino acid into a stop codon is called a
A) frameshift mutation.
B) missense mutation.
C) silent mutation.
D) nonsense mutation.
E) dominant mutation.

Question

Quizplus · Accepted Answer

A mutation that changes a codon that originally coded for an amino acid into a stop codon is called a nonsense mutation. This type of mutation results in premature termination of protein synthesis, which can lead to non-functional or truncated proteins.

A Mutation That Changes a Codon That Originally Coded for an Amino