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Biology 23 Online
OpenStudy (anonymous):

Hair would be dry and brittle without the presence of? A) sebaceous glands B) keratin C) melanin D) fat

OpenStudy (anonymous):

A: Sebaceous glands. Sebaceous glands are microscopic exocrine glands in the skin that secrete an oily or waxy matter, called sebum, to lubricate and waterproof the skin and hair.

OpenStudy (anonymous):

Thank you @TobleroneJesus

OpenStudy (anonymous):

@kittycat99 You are welcome. :)

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