The protein that helps protect skin and underlying cells from abrasions, heat and microbes is called

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Keratin is a tough fibrous protein that makes up the outermost protective layer of skin, hair and nails. It helps protect skin and underlying cells from abrasions, heat and microbes. Melanin helps to protect the skin from UV radiation, melatonin is a hormone that regulates sleep/wake cycles, actin is a protein that forms the cytoskeleton of cells and carotene is a pigment that gives plants their color.

The Protein That Helps Protect Skin and Underlying Cells from Abrasions