Homeostasis is the activity of cells throughout the body to maintain the physiological state within a narrow range that is compatible with life. Homeostasis is regulated by negative feedback loops and, …

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Anatomy (from Greek anatomē, ‘dissection’) is the branch of biology concerned with the study of the structure of organisms and their parts (the study of form in animals, plants, and other …

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A cell is the smallest independently functioning unit of a living organism. Even bacteria, which are extremely small, independently-living organisms, have a cellular structure. All living structures of human anatomy contain cells, …

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