Examlex
Because unlike charges attract one another, the negative charge at the bottom of the cloud causes a region of the ground beneath it to become ____________________ charged.
Classical Pathway
Part of the specific immune system for activation of complement.
C3
A protein component of the immune system's complement system, which enhances the ability of antibodies and phagocytic cells to clear pathogens from an organism.
Foreign Antigens
Substances from outside the body that can induce an immune response.
Foreign Substances
Materials or particles that are not recognized as part of the body, often invoking an immune response.
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