Difference in natural selection and artificial selection

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Questions

1. What's the difference between natural selection, artificial selection, and acclimation?

2. Why is there no "perfect" evolutionary organism?

3. Explain how bird wings vs bat wings are an example of BOTH homologous and analogous structures

4. How does selection operate at the gene level?

5. Many organisms could still improve and evolve better traits, yet they don't. Why not?

6. Are turtle shells an adaptive trait or did they evolve by coincidence? What criteria could you use to answer this question?

7. What's an example of a phylogenetic constraint (besides mammal neck vertebrae)? How do you know?

8. What's the point of a genetic refuge (in agriculture)? Textbook: Sinauer Evolution 4th Edition - Futuyma "Kirkpatrick".

Reference no: EM133416402

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