Complete the sentences to describe natural selection

1. The environment needs to change in order for natural selection to occur

2. Populations have some genetic variation

3. Nature selects organisms with specific traits to survive and reproduce

Explanation:

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he movement of air through earth's or any planet's atmosphere is called wind, and the main cause of earth's winds is uneven heating by the sun. this uneven heating causes changes of atmospheric pressure, and winds blow from regions with high pressure to those with low pressure.

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