Studies of mutation demonstrate that __________.
A) some mutations occur spontaneously, simply by chance
B) mutations are never desirable
C) females are more susceptible than males to harmful mutations
D) most mutations cause only a temporary change in a segment of DNA

Question

Quizplus · Accepted Answer

Studies have shown that some mutations occur randomly, without any known cause or trigger. These are called spontaneous mutations, and they account for a significant portion of the genetic variation that exists within populations.

Studies of Mutation Demonstrate That __________