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Biology 15 Online
OpenStudy (anonymous):

Which of the following does not normally reach the surface of the skin or have an opening to the surface of the skin? A.A blood vessel B.A sweat gland C.hair D. A pore

OpenStudy (alphadxg):

A - think logically, sweat gland (Sweat), Hair (on our skin), Pore (Uses sweat glands also). answer would be A.

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