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Molodets [167]
4 years ago
12

The mass extinctions that occurred 250 million years ago and 65 million years ago may have been due to gradual process or

Biology
1 answer:
Verdich [7]4 years ago
7 0
The mass extinctions that occurred 250 million years ago and 65 million years ago may have been due to gradual process or <span>Catastrophic events.

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