10.3 Questions to be done in your notebook

1. Define gene pool
2. Define evolution in terms of allele frequencies
3. Describe 3 patterns of natural selection (directional, stabilizing, disruptive)
4. Look at data-based questions on 456 and 457 and briefly describe what each study is showing
5. Do data-based questions on p. 458
6. Describe different categories of reproductive isolation: geographic (allopatric), behavioral, temporal (sympatric).  Give examples of each.
7. Do Bird song questions on p. 459.
8. Distinguish between gradualism and punctuated equilibrium in evolution.  Why did scientists look towards a “punctuated” model?
9. Describe polyploidy and how it contributes to evolution.