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Definition
| mechanisms that fight and eliminate these undesired cells |
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| rapid response, non-specific, react to broad range of microbes, present in sponges to humans |
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Definition
| slower response, highly-specific, reacts to specific invaders and abnormal cells, presense of memory, present in vertebrates |
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Definition
| attach to prey via surface receptors that bind to structures found on many microorganisms but not normal body cells |
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Definition
| a phagocytic cell present in many tissues that function in innate immunity by destroying microbes and in acquired immunity as an antigen-presenting cell |
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Definition
| unique to bacteria, easy signal for macrophages to detect |
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Definition
| a membrane-enclosed sac of hydrolytic enzymes found in the cytoplams of eukaryotic cells |
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Definition
| many types, attack or impede invadors |
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Definition
| float free in blood awaiting activation, once assembled, poke holes in membranes to lyse invadors |
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Definition
| a substance released by mast cells that causes blood vessels to dilate and become more permeable during an inflammatory response |
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