Skin has two main layers. Beneath the two layers is a layer of subcutaneous fat, ... While androgens are typically labeled as "male" hormones, they're important to body functions for all humans.

Comparative anatomy and histology : a mouse, rat, and human atlas / edited by Piper M. Treuting, Suzanne M. Dintzis, Kathleen S. Montine Smithsonian Libraries and Archives. ... Barry Gusterson and ...