Question

When a species is made up of different smaller groups, each of those smaller groups is known as a ____.

Answer 1

variety

Step-by-step explanation:

Answer 2

I believe the answer is: Variety
The smaller groups that exist in a Variety usually happen because they possess a certain feature that distinguishes them from another group of the species.
This happen due to the adaptation process in response to things such as different climate or different geographical location.