Which of the following statements about mutations is TRUE?
A) Mutations occur at random and are by chance.
B) Mutations almost always leave the organism worse off than before.
C) Mutations are caused by natural selection.
D) Mutations are almost always better for the organism.
E) Mutations have no effect on the survival and reproduction of an organism.

Question

Quizplus · Accepted Answer

Mutations occur due to random errors in DNA replication or due to exposure to certain environmental factors. They are not directed by natural selection or any other process, making them random events.

Which of the Following Statements About Mutations Is TRUE