The correct answer is D. Precambrian Time - Paleozoic Era - Mesozoic Era - Cenozoic Era. This is the correct order of the geologic time scale, from oldest to most recent. Thank you for posting your question. I hope this answer helped you. Let me know if you need more help.
The cell is considered to be the most basic living unit.
Answer:
B. Non living components of an ecosystem
Coordinates muscles controlling breathing ..
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