2.14 Mechanisms of Evolution Overview

 

Figure 9. Populations evolve through mutation, migration (gene flow), drift, and selection. Image by Sehoya Cotner.

  Consider the following questions

  1. What are the differences between natural selection and genetic drift?
  2. What is meant by the statement, “natural selection is inevitable”?
  3. Is sexual selection the same thing as natural selection?

 

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The Evolution and Biology of Sex by Sehoya Cotner and Deena Wassenberg is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License, except where otherwise noted.