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Over thousands of years, human populations residing in extreme environments have developed distinct biological traits to cope with these continuous stressors.

Deserts feature an extreme lack of water and wildly fluctuating daily temperatures, demanding intense conservation of bodily fluids. Physiological and Genetic Adaptations Download xtrem(32) (1) txt

The Challenge of the Extreme: Human Adaptation to the World's Harshest Environments Over thousands of years, human populations residing in