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Draw all important resonance structures of the nitrate ion, NO3-
Complement
A complex system of proteins in the blood that works with the immune system to destroy foreign pathogens.
Cell-mediated Immunity
A form of immunity that involves the activation of T-cells and other immune cells to defend against pathogens, independent of antibody production.
Antibody-mediated Immunity
A part of the immune response in which B cells produce antibodies after recognizing antigens, leading to the neutralization or destruction of the foreign particles.
T Cells
A type of lymphocyte that plays a central role in cell-mediated immunity, differentiating in the thymus.
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