What Makes People from Different Parts of the World Have Different Skin Colors?
People noticed long ago that people from different parts of the world often had different skin colors. For example, people who liv
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Melanocytes
What Is Skin?
What Is Skin? Apart from protecting our body, skin is a vital element in our physical make-up and well-being. It helps to regularize our bod
How Does the Sun Tan My Skin?
How Does the Sun Tan My Skin? Sunlight tans, or darkens, your skin by causing the skin to produce extra amounts of a skin coloring pigment c