Question

what is hair root defination

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Answer 1

Answer:

The part of a hair that is embedded in a hair follicle.

Answer 2

The hair root is the part of the hair below the surface of the skin. ... The hair shaft is the visible part of the hair that protrudes through the skin. It is composed of three layers that also along the hair through the hair root as well. (They are the medulla, the cortex and the cuticle.)

Hope it's helpful... ^_^