B. WAINWRIGHT, CUSTOM MEDICAL STOCK PHOTO / SCIENCE PHOTO LIBRARY B. WAINWRIGHT, CUSTOM MEDICAL STOCK PHOTO / SCIENCE PHOTO LIBRARY
Skin epidermis. This is a type known as stratified squamous epithelium, with living cells from a basement membrane (dark purple) rising to replace cells that form the flattened layers at top. These flattened layers eventually die and form a keratinised outer layer called the stratum corneum (top).
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