14: Human Variation - An Adaptive Significance Approach
- Last updated
Save as PDF
- Distinguish between adaptations and adjustments as ways of coping with environmental stressors.
- Provide examples of adjustments humans use to cope with thermal stressors.
- Describe how specific patterns of human adaptations and adjustments are correlated to natural selection processes.
- Summarize the role of solar radiation in variations of human skin tone, and explain why reduced pigmentation is advantageous in northern latitudes.
- Compare and contrast the various genetic mutations present in Tibetan and Ethiopian populations that allow them to survive at high altitudes.
- Define the relationship between specific genetic mutations in some human populations and certain infectious diseases, such as the sickle-cell trait mutation and malarial infection.
- 14.1: Stress and Homeostasis
- 14.2: Adjustments
- 14.3: Adaptations
- 14.4: Review Questions
- 14.5: Key Terms
- 14.6: End of Chapter Content
Thumbnail: These animals are representative of Allen’s rule. Credit: Allen’s Rule (Figure 14.16b) original to Explorations: An Open Invitation to Biological Anthropology by Mary Nelson is under a CC BY-NC 4.0 License.
This chapter is a revision from “ Chapter 14: Human Variation: An Adaptive Significance Approach ” by Leslie E. Fitzpatrick. In Explorations: An Open Invitation to Biological Anthropology, first edition , edited by Beth Shook, Katie Nelson, Kelsie Aguilera, and Lara Braff, which is licensed under CC BY-NC 4.0 .