HESI A2 Exam Prep

We Don't Just Help You Pass. We Help You Think Like a Nurse.

Back to topics

Evolution & Natural Selection

Practice questions for Evolution & Natural Selection in the HESI A2 exam.

Question 2 of 2

What is the primary mechanism by which evolution occurs?

Mutation

Natural selection

Gene flow

Genetic drift

You have completed all free questions for this topic. To continue practicing, please

upgrade

to unlock more questions.

Submit your answer to see the rationale