A nonsense mutation in a gene ________.
A) changes an amino acid in the encoded protein
B) has no effect on the amino acid sequence of the encoded protein
C) introduces a premature stop codon into the mRNA
D) alters the reading frame of the mRNA
E) prevents introns from being excised

Question

Quizplus · Accepted Answer

A nonsense mutation introduces a premature stop codon into the mRNA, causing an incomplete and often nonfunctional protein to be produced.

A Nonsense Mutation in a Gene ________