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Published byElwin Copeland Modified over 8 years ago
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Evidence of Evolution
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Preserved or mineralized remains or imprint of an organism Found in sedimentary rock Shows, what some to believe are, intermediates between current species
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Archaeopteryx
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Vestigal Structures ◦ Structures with little or no know use Appendix, whale pelvis, eyes in blind cave salamanders
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Homologous Structures ◦ Similar design in structures that now have different functions
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Embryology
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Proteins such as hemoglobin are similar in closer related species DNA is closely related to protein production, thus in species with a common ancestor share more DNA similarity DNA similarities parallel the proposed ancestry based on anatomy and the fossil record
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Through artificial selection we have created organisms that look and act differently than distant ancestors ◦ Dogs ◦ Cats ◦ Cattle If we can do it artificially could it happen naturally?
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