Neurons and neurotransmitters didn’t see first answer please make Brainlyist have a good day
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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Answer:
The earth's atmosphere
Explanation:
The atmosphere absorbs incoming radiation and contains the heat, gases and vapors that are drifting around in our planet's atmosphere without letting it all go out into space.
248 years to go around one time
Interphase is the resting stage
