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The top documents tagged [origin of lifewhen]
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evolution.pdf
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Theories on the Origin of Life. When did life form? Age of the Earth: 4.6 billion years Oldest rocks: 3.8 – 4.0 billion years Oceans established > 3.8
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Astronomy190 - Topics in Astronomy Astronomy and Astrobiology Lecture 12 : Origin of Life on Earth Ty Robinson
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Theories on the Origin of Life
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