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- 2. The evidence for evolution
- 3. learning Objective analyze the evidence for evolution
- 4. Success criteria 1. Name at least three examples which are evolution evidences and comment two examples
- 5. Terminology Microevolution, macroevolution, population, fossil record, comparative anatomy, comparative embryology, comparative biochemistry, molecular embryology, biogeography, homologous
- 6. Evolution … In biology, evolution is the change in the characteristics of a species over several
- 7. What is natural selection? Individuals with characteristics best suited to their environment are more likely to
- 8. Natural selection in action: the Peppered moth
- 9. Evolution Microevolution is the change in allele frequencies that occurs over time within a population. mutation,
- 11. Evidence of Evolution fossil record, comparative anatomy, comparative embryology, comparative biochemistry, molecular biology, biogeography
- 14. Fossil record The fossil reveals the existence of species that have become extinct or have evolved
- 15. Fossil record -Transitional fossils
- 16. Comparative anatomy Organisms that have similar anatomical structures are related to each other and share a
- 17. Comparative anatomy Homologous structure Bat wings, the lateral fin of the whale, human arm and etc.
- 18. Homologous structure
- 19. Comparative embryology Closely related organisms go through similar stages in their embryonic development because they evolved
- 21. Molecular biology (DNA, protein and enzyme system) Since all aerobic organisms contain cells that carry out
- 22. Number of amino acid differences in β chain of heamoglobin
- 23. Comparative biochemistry Organisms that have a common ancestor will have common biochemical pathway. The more closely
- 24. Biogeography The theory of continental drift (Pangaea). Supercontinent Pangaea slowly separated into 7 continents. Isolation (most
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