Donut2004 Donut2004

21-10-2019
Biology

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Describe the changes in Earth's biodiversity over geologic time scales, including mass extinctions.

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kmcgraw2727 kmcgraw2727

21-10-2019

Answer:

The number of species on the planet, or in any geographical area, is the result of an equilibrium of two evolutionary processes that are ongoing: speciation and extinction. Both are natural “birth” and “death” processes of macroevolution.

Explanation:

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