
★ Properties of Hair and Scalp Quiz
Name the two types of melanin (pigment)
A. eumelanin. pheomelanin
B. canities, eumelanin
C. grey, natural
D. pheomelanin, natural
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The three main layers of the hair shaft are the .
a. outer, inner, and central
b. cuticle, cortex, and medulla
c. cuticle, inner root, and medulla
d. cortex, medulla, and dermis