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Recent Event Highlights: Early multi-celled organisms, oldest fossils of living organisms, Oldest known earth rocks, and 5 more...
Created by britanymonkey123
on Apr 13, 2011
Last updated: 04/15/11 at 08:33 AM
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Plants has resulted in increasing levels of complexity.
Refers to early fish that are known only from fossil records.
Are organisms that consist of more than one cell.
Is a layer of gases surrounding the plant Earth that is retained by Earth's gravitiy.
Are the preserved remains or traces of animals or living organisms.
As an aggregate of minerals that have not been subsequently melted or disaggregated by erosion are from the archean eon.
It describes the most important events and fundemental stages in the development of the plant earth.