Completar Frases Ch 11 Properties of Hair & Scalp (D)Versión en línea Chemical Composition por Shawanna Whidbee 1 composed protein follicle originating Hair is of that grows from cells within the hair . 2 maturation cells keratinization The of these is called . 3 COHNS skin nails elements five elements 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 water hydrogen broken heat cross bond link dries A is a weak , physical , - side bond that is easily by or ; these bonds reform when the hair . 5 polypeptide salt bonds Weak side bonds , physical , cross - linked between adjacent chains are . 6 disulfide waves relaxers bonds permanent chemical The hairs strongest side bonds ; are broken through and . 7 Pheomelanin pigment Melanin Eumelanin are the tiny grains of in the cortex that give natural color to the hair ; and . 8 shape curly straight pattern wave extremely wavy The of hair refers to the of the hair strand and is described as , , , or curly . 9 anyone curl varying curly Asian extremely extremely straight Native African 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 low curly often Extremely hair has .