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Unit: History of life on Earth

Formation of Earth and early life

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Earth formation
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Beginnings of life
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Origins of life
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Hypotheses about the origins of life
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The RNA origin of life
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RNA world
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The diversification of life

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Ozone layer and eukaryotes show up in the Proterozoic eon
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First living things on land clarification
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Biodiversity flourishes in Phanerozoic eon
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Human evolution overview
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Radiometric dating

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Chronometric revolution
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Carbon 14 dating 1
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Carbon 14 dating 2
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Potassium-argon (K-Ar) dating
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K-Ar dating calculation
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Atomic number, atomic mass, and isotopes
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About this unit

This unit is part of the Biology library. Browse videos, articles, and exercises by topic.
Biology is brought to you with support from the Amgen Foundation