Darwin’s Theory of Evolution

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Presentation transcript:

Darwin’s Theory of Evolution

Galapagos Islands Diverse Ecosystems Fossils Plant and Animal Distribution

Hoo Pinta Isabella Hood

Geological Changes James Hutton Charles Lyell Geological forces shaped Earth Earth is millions of years old Charles Lyell Forces now change Earth Earthquakes

Evolution Hypotheses Jean-Baptiste Lamarck Thomas Malthus Tendency Towards Perfection Use and Disuse of Traits Inheritance of Acquired traits Thomas Malthus Growing Human Population Insufficient Living Space Insufficient Food

(On) The Origin of Species Alfred Russell Wallace Inherited Variation Artificial Selection Survival of the Fitness Natural Selection Decent with Modification Common Decent

Evidence Fossils Plants Animals Geographic Distribution Homologous Body Structure Vestigial Organs

Summary Inheritable Variation Over-Reproduce Competition Survival of the Fittest Common Decent