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Natural Selection and Mechanisms of Evolutionary Change — Homework
Review the four linked facts of natural selection before answering.
- 1.List Darwin's four linked facts of natural selection in order.
- 2.Explain what is wrong with saying an organism "decides" to adapt during its own lifetime.
- 3.Name the mechanism of evolutionary change in which a small group founds a new population with an unrepresentative sample of alleles purely by chance.
- 4.Explain why mutation is necessary for both natural selection and genetic drift to have any effect.
- 5.Explain in three or four sentences why a trait that helps an organism survive in one environment might not help in a different environment.
🌲 Homeschool of the FutureNinth Grade · Science · week 27 homework