Examlex
Write the first three terms of the expansion.
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Innate Immunity
The first line of defense in the immune system, consisting of physical, chemical, and cellular defenses against pathogens.
Immune Response
The body's defensive reaction to eliminate pathogens or foreign substances.
Natural Killer Cells
Natural Killer Cells are a type of lymphocyte in the immune system that can recognize and destroy cancerous or virus-infected cells without prior sensitization.
Lymphatic Vessels
Part of the lymphatic system, these vessels carry lymph fluid throughout the body, aiding in the removal of toxins and waste.
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