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Daily Warm-up February 10th
What is evolution? HW: -Read 16.1 -Darwin map due Wednesday Turn in: -Daily warm-up
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Then along comes Darwin…
22 years old!
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Observations Aboard the Beagle
Species vary globally Species vary locally Species vary over time -Fossils: preserved remains or traces of ancient organisms
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Sloth fossils Glyptodont fossils Modern sloth Modern armadillos
Why should extinct species & living species be found on the same continent?
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Other Scientists influenced Darwin
Hutton and Lyell- thought that earth much older than believed Lamarck- believed that traits acquired during lifetime could be passed down Malthus and population growth
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Artificial Selection
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Kangaroo rat Jerboa
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