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Richard Leakey
Prokaryotes
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Cambrian explosion
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Darwins Theory ...
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The 5 Mass Extinctions
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Cretaceous -Tertiary Extinction
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When did this mass extinction occur?
about 65 million years ago
Why did this mass extinction occur?
Bolide
The Deccan Traps (volcano eruption and acid rain)
What was the evolutionary significance of this mass extinction?
Which organisms that remain today survived this mass extinction? Which one? Why? Have they evolved any further?
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- When did this mass extinction occur?
about 65 million years ago- Why did this mass extinction occur?
BolideThe Deccan Traps (volcano eruption and acid rain)