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OBJECTIVES FOR EVOLUTION EXAM CHAPTER 15, 16, 17
YOU MUST BE ABLE TO:
1. Define evolution.
2. Define adaptation.
3. Describe the differences between natural selection and artificial selection.
4. Define species.
5. Define speciation.
6. Explain how Darwin’s finches show speciation.
7. Interpret a graph on beak sizes.
8. Explain how reproductive isolation, ecological competition, changes in a gene
pool, and geographic isolation can produce a new species.
9. Define fitness.
10. Define homologous structures and give an example.
11. Define vestigial organ and give an example.
12. Define the term survival of the fittest.
13. Define adaptive radiation, coevolution, punctuated equilibrium, convergent
evolution.
14. Explain the difference between a single gene trait and a polygenic trait.
15. Explain how natural selection can affect gene frequencies.
16. Define genetic drift and explain how it affects gene frequencies.
17. Explain the Hardy Weinberg Equilibrium.
18. Identify the 5 conditions required to maintain genetic equilibrium.
19. Define variation.
20. Explain the 3 types of selective pressures on polygenic traits.
21. Interpret graphs of natural selection on polygenic traits.
22. Explain the two main types of fossil dating.
23. Understand and explain half-life,
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