Which substance is / are eliminated out by sebaceous glands through sebum ?
A
Sterols
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B
Hydrocarbons
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C
Waxes
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D
All of these
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Solution
The correct option is D All of these Sebaceous glands eliminate certain substances like sterols, hydrocarbons and waxes through sebum. These provide oily skin which helps in protection of the skin. Whereas sweat produced by sweat glands eliminate watery fluid like urea, NaCl, lactic acid.