Fill in the Blanks Ch 11 Properties of Hair & Scalp (D)Online version Chemical Composition by Shawanna Whidbee 1 follicle originating protein composed Hair is of that grows from cells within the hair . 2 cells keratinization maturation The of these is called . 3 skin COHNS elements elements five nails Together , the that make up human hair are referred to as the to help people remember them ; they are also found in the and the . 4 broken link cross bond hydrogen water heat dries A is a weak , physical , - side bond that is easily by or ; these bonds reform when the hair . 5 bonds salt polypeptide bonds Weak side , physical , cross - linked between adjacent chains are . 6 permanent waves disulfide relaxers chemical bonds The hairs strongest side bonds ; are broken through and . 7 Melanin Pheomelanin Eumelanin pigment are the tiny grains of in the cortex that give natural color to the hair ; and . 8 extremely curly shape straight wave wavy pattern The of hair refers to the of the hair strand and is described as , , , or curly . 9 extremely curly extremely Native straight Asian African anyone curl varying and Americans tend to have hair , while American ? s tend to have hair ; however of any race , or mixed race can have hair with degrees of . 10 elasticity often curly low Extremely hair has .
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