Question 27 - High School Biology Practice Test for the STAAR test

The law of natural selection states that individuals with variations that increase their adaptation to the environment are more likely to survive. In this context, which of the following represents a variation?

Create a totally FREE account to save your progress and scores.

Sign up with email

Practice Test Downloads

Study offline with printer-friendly downloads. Get access to 580 printable practice questions and more.
Upgrade to Premium