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

Question

Quizplus · Accepted Answer

A mutation that changes a codon for an amino acid into a stop codon is known as a nonsense mutation. This type of mutation results in the premature termination of the protein, potentially leading to a nonfunctional or truncated protein.

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