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Article: Hooray for hair!
- Article from:
- Science Weekly
- Article date:
- October 3, 2005
CopyrightCOPYRIGHT 2005 Science Weekly, Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Background
Hair is a unique feature of mammals, with most having thick coats of body hair that protects them from the weather, the sun, and predators. Unlike other mammals, most of our 5 million or so body hairs are on our scalp. Every hair is an outgrowth of part of our skin and each has two parts: The follicle, or root, is buried within our scalp; and the shaft, the part we see and feel, is above the scalp. Our hair consists mostly of keratin. It's the same protein as our toenails and fingernails, as are bird beaks, claws, feathers, porcupine quills, and hooves.
Three types of hair grow on the human body. While still in the womb, babies develop very ...
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... ... ELECTRONIC VERSION MAY DIFFER SLIGHTLY FROM PRINTED VERSION Hair Rocks Hair Salon, 3390 Willowcreek Road, is holding a weeklong ... raiser for the Hobart Humane Society. Lynn Walters, a hair stylist at Hair Rocks, said the shelter needs a new ...
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