Download chapter 15: modern human biology: patterns of adaptation

Learning Objectives
After reading Chapter 15, the student should be able to:
1. Outline the hypotheses concerning the adaptive advantages of skin color relating them to levels of
UV radiation and the incidence of rickets.
2. Discuss human responses to heat, cold, and high altitude.
3. Explain the application of Bergmann’s and Allen’s rules to population-level variations in human
body size and proportions.
4. Discuss the possible interactions between natural selection and human infectious diseases.
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