Your Immune System consists of two major realms: Innate and Adaptive Immunity. Your Innate Immune System is ready to fight after birth, and can identify if an enemy is not self, but other. It does the down-and-dirty hand-to-hand combat, but it also determines what broad category your enemies fall in and how dangerous they are. And finally it has the power to activate your second line of defense: Your Adaptive Immune System, which needs a few years before it is ready to deploy efficiently. It is specific and can draw from an incredibly large library to fight every possible individual enemy that
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