题目内容
Skin is the largest organ in our body.
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Sebum is an oily substance that's secreted onto the skin's surface by sebaceous glands nestled inside the hypodermis.
Under warm conditions, the skin's sweat glands will secrete sweat via ducts onto the surface, transferring heat out of the body.
The average human has 5 million hair follicles embedded everywhere on the body.
Forrest Gump is named after Nathan Bedford who is ______.
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