Human body, Organs, Systems, Structure, Diagram, & Facts

The human body is the physical substance of the human organism. Characteristic of the vertebrate form, the human body has an internal skeleton with a backbone, and, as with the mammalian form, it has hair and mammary glands. Learn more about the composition, form, and physical adaptations of the human body.

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Human Body - Organs, Systems, Structure, Diagram, & Facts

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