| http://www.w3.org/ns/prov#value | - Our skin 1) covers our organs to protect them from injury, 2) is a barrier to bacteria, viruses and other germs, 3) helps control body temperature, 4) protects our body from ultraviolet (UV) rays, and 4) helps our body make Vitamin D. Our skin has three layers, epidermis (top layer), dermis (middle layer) and the subcutis (deepest layer).
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