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Bitmap Image  |  1995-06-29  |  78.5 KB  |  532x445  |  8-bit (176 colors)  |  [TEXT/LMAN]
   ocr: DEFENSES AGAINST DISEASE OME BACTERIA, viruses, protists, One is nonspecific: germs are hunted - . ) - and fungi (often called germs) and eaten by white blood cells that can invade living tissues, and may kill patrol the body. The other, the the organism unless it defends itself. immune system, is specific: chemicals Animals' skins act as germ-proot called antibodies are produced by barriers, but if germs get into the body white blood cells to destroy specific through cuts, breathing, or food, two germs. Plants have only a protective defense mechanisms fight infection. epidermis, or "skin, " t ...