What is a biological change?

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Solution

Biological change:
The genetic changes taking place in a population inherited over a few generations caused by biological evolution comprise biological change.
Biological changes can be large or small, noticeable or concealed.
The causes of biological change are natural selection, mutation, gene flow, non-random mating, and genetic drift.
Example: Increase in height, body fat distribution, development of secondary sexual characteristics, etc.

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