A gene mutation
A) is a change in the nucleotide sequence of DNA.
B) may be harmful.
C) may arise spontaneously.
D) may have no effect.
E) is true of all of these.

Question

Quizplus · Accepted Answer

A gene mutation can be a change in the nucleotide sequence of DNA, which may lead to harmful effects, or have no effect at all. Mutations can arise spontaneously or be induced by external factors such as radiation or chemicals. Therefore, all of the choices are true regarding gene mutations.

A Gene Mutation