Final answer:
Homeostasis is the maintenance of a stable internal environment by organisms through constant adjustments and processes like thermoregulation.
Explanation:
Homeostasis is the ability of an organism to maintain a stable internal environment despite changing external conditions. This process involves constant adjustments to keep conditions near a set point.
Organisms achieve homeostasis through processes like thermoregulation to regulate body temperature in varying environments, for example, with structures like fur or methods like perspiration or panting.
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