What is a point mutation?
A)mutation of the stop codon
B)replacement of one nucleotide in the normal gene with a different nucleotide
C)addition of one nucleotide in the normal gene
D)deletion of one nucleotide in the normal gene

Question

Quizplus · Accepted Answer

Replacement of one nucleotide in the normal gene with a different nucleotide is a point mutation.This results in a different amino acid and can affect the protein's function.

What Is a Point Mutation