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Natural selection
the study of trait variation in different populations
| Term | Definition |
|---|---|
| Species | A group of organisms that are physically similar and can reproduce with each other to produce offspring. |
| Population | a group of organisms of a species living in the same environment over time. |
| Trait | a characteristic of an organism; many traits are inherited (genetic) |
| Environmental conditions | variables in the environmental such as food and water |