Immunity may be defined as the body's ability to produce cells that inactivate foreign cells or substances.
The significance of the best immunity shields us by first constructing a barrier that prevents those invaders, or antigens, from entering the body.
The body's ability to produce the "fight or flight" response is stimulated by the sympathetic nervous system. The body's ability to regulate homeostasis through feedback loops by maintaining the process of homeostasis.
Therefore, immunity may be defined as the body's ability to produce cells that inactivate foreign cells or substances.
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