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EVIDENCE FOR EVOLUTION

EVIDENCE FOR EVOLUTION. Fossils. GEOGRAPHIC DISTRIBUTION. Example: Many pouched mammals (marsupials) in Australia Few placental mammals ( deer, squirrels). SIMILARITIES IN STRUCTURE. Homologous structures. VESTIGIAL STRUCTURES. SIMILARITIES IN DEVELOPMENT. Similar development

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EVIDENCE FOR EVOLUTION

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  1. EVIDENCE FOR EVOLUTION

  2. Fossils

  3. GEOGRAPHIC DISTRIBUTION • Example: Many pouched mammals (marsupials) in Australia • Few placental mammals • ( deer, squirrels)

  4. SIMILARITIES IN STRUCTURE • Homologous structures

  5. VESTIGIAL STRUCTURES

  6. SIMILARITIES IN DEVELOPMENT • Similar development in embryos

  7. MOLECULAR BIOLOGY • Similarities in DNA • Same four bases • Some have similar sequence of bases

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