The mass extinctions that occurred 250 million years ago and 65 million years ago may have been due to gradual process or Catastrophic events.
A is the answer
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Answer:
Creation of to diploid cells
Explanation:
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A sea sponge is what mimics a synthetic sponge
The main function of environmental policy is protecting a society's natural resources. These policies provide necessary measures to make sure all the resources remain available to everyone. The main function of environmental policy is protecting a society's natural resources.
