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natural selection
the study of trait variation in different populations
| Question | Answer |
|---|---|
| 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 environment such as food and water availability, water quality, temperature, air quality, topography, habitat, and natural hazards. |
| probability | The chances or likelihood that something will happen. |