You are given a sentence and your task is to generate another sentence that supports the given input.

Input: Consider Input: Microevolution involves small changes in gene frequencies within a population over a few or many generations, up to the formation of new species.

Output: Microevolution is when a species changes in small ways over time.


Input: Consider Input: The pupil is the opening through which light enters the eye.

Output: The pupil of the eye allows light to enter.


Input: Consider Input: The water molecules are attracted to each other and resist being separated.


Output: Compared with the molecules of many other substances, molecules of water are strongly attracted to each other.


