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Morning Flight – The Science Of Hair Prt2
by LWPLUSpublished on October 19, 2021
The hair shaft is made of a hard protein called keratin and is made in three layers. β¦ The cortex makes up the majority of the hair shaft. The cuticle is a tightly formed structure made of shingle-like overlapping scales. It is both the cortex and the medulla that holds the hair’s pigment, giving it its color.
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