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The Hair Follicle: The Three Hair Structures

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The hair follicle is the structure that supports the hair strand. It is located underneath the epidermis and is made up of three different structures. The three structures are the medulla the cortex. The follicle is nourished by hormones and blood that feed the hair strands and allows it to grow outside of the dermis. Ethnicity has a huge impact on whether the hair follicle produces a strand of hair that is curly or straight. Straight hair has a flat appearance wild curly hair is more round or oval. The collection of hair at a crime scene can play a major role in to determining the who is suspect is by race or nationality. Hair can be collected by using ultraviolet lights. And place in a secure

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