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Darwin’s Theory

Darwin’s Theory. Evolution by Natural Selection. Evolution by Natural Selection. All organisms overproduce. (He got this idea from Malthus!) Food and resources are limited  therefore, there is a struggle to survive Natural ( genetic ) variation exists in all species.

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Darwin’s Theory

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  1. Darwin’s Theory Evolution byNatural Selection

  2. Evolution by Natural Selection • All organisms overproduce.(He got this idea from Malthus!) • Food and resources are limited  therefore, there is a struggle to survive • Natural (genetic) variation exists in all species. • The environment “selects” which organisms are best suited for survival. (Thus, the term, Natural Selection) • The survivors can reproduce!

  3. Natural Selection • Darwin’s theory of evolution by Natural Selection can be summarized in the points above. • For a little more detail from Charles himself, click here.

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