Early ideas about evolution
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Early Ideas about Evolution . Early Ideas about Evolution. Aristotle (384-332BC) Theory of Spontaneous Generation : Organisms could originate from non-living matter. Flooding of the Nile river left muddy soil followed by an emergence of frogs. Conclusion: Frogs come from muddy soil.

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Early Ideas about Evolution

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Early ideas about evolution

Early Ideas about Evolution


Early ideas about evolution1

Early Ideas about Evolution...

  • Aristotle (384-332BC)

    • Theory of Spontaneous Generation: Organisms could originate from non-living matter.

    • Flooding of the Nile river left muddy soil followed by an emergence of frogs.

      • Conclusion: Frogs come from muddy soil.


Early ideas about evolution2

Early Ideas about Evolution...

  • George Cuvier (1769-1832), paleontologist

    • Theory of Catastrophism: Global catastrophies caused widespread extinctions. New species would be ‘created’ to replace the old species.


Early ideas about evolution3

Early Ideas about Evolution...

  • Sir Charles Lyell(1797-1875)

    • Principles of Uniformitarianism (1830). The Earth’s surface has always changed and continues to change through similar, uniform, and very gradual processes.

    • Based his theories on fossil deposits.

    • First beliefs that the Earth was extremely old.


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