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Human Adaptations
Human adaptations

An adaptation is a feature of an organism that was produced through natural selection to perform a specific function. The Oxford Dictionary of Biology defines adaptation as “any change in the structure or functioning of successive generations of a population that make it better suited to its environment” (Hine, 2008, p. 9). Adaptations allow organisms to cope with environmental pressure or stress. Adaptations can be biological (physiological) or behavioral (cultural) and occur in all living organisms; however, this chapter will focus solely on human adaptations.

Human adaptation happens on a variety of levels. In addition to genetic adaptation through the mechanism of natural selection and cultural adaptations (e.g., clothing, shelter, social systems, rules/taboos), humans are capable of three additional forms of physiologic adaptation. ...

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