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To be prepared for the start of class
Get out Evolution Evidence Stations from yesterday Open your Science Notebook to pg. 23 Title the page: Natural Selection Notes Think of a good thing to share
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Darwin & Natural Selection
Unit 6: Evolution Chapter 15
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Theory of Evolution Evolution: The process of change over time
Specifically, a change in the frequency of a gene or allele in a population over time
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Charles Darwin Father of Evolution
Proposed a mechanism for evolution, natural selection Darwin went on a 5-year trip around the world on the ship, the HMS Beagle As the ship’s naturalist, he made observations of organisms in South America and the Galapagos Islands Wrote a book, “Origin of the Species”
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Darwin’s Finches
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Natural Selection Natural Selection: Organisms that are best adapted to an environment survive and reproduce more than others
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Peppered Moth A Which moth will the bird catch? B
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Descent with Modification
Descent with Modification – each living species has descended, with changes, from other species over time. Common Descent – all living organisms are related to one another
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