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Lecture

Evolution vs Acclimatization.docx

2 Pages
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Department
Anthropology
Course Code
ANTH 2231
Professor
B.Galdiks

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Description
Evolution vs Acclimatization • Human adaptation occurs at several levels. 1. Very short-term responses to environmental change: o increased perspiration and vasodilation when exposed to heat o vasoconstriction (goose bumps) when exposed to cold o eyes adjusting to the dark 1. Short-term adaptive changes: a. increased melanin production when exposed to increased ultraviolet (UV) light b. increased hemoglobin production and lung capacity at high altitu
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