Studies of mutation demonstrate that
A)some mutations occur spontaneously,simply by chance.
B)mutations are never desirable.
C)males who are exposed to ionizing forms of radiation are not at increased risk for producing babies with genetic abnormalities.
D)exposure to nonionizing forms of radiation,such as microwaves,can cause genetic damage.

Question

Quizplus · Accepted Answer

Studies have shown that some mutations occur spontaneously, without any known external cause, simply by chance.

Studies of Mutation Demonstrate That