5 Questions
What are the two major lines of defense in the immune system?
Non-specific (Innate Immunity) and Specific (Adaptive Immunity)
What did Ehrlich propose in his Selective Theory?
Cells in the blood expressed a variety of receptors called side-chain receptors that could bind to infectious agents and inactivate them
What does immunity refer to?
The body's ability to fight off harmful micro-organisms (pathogens) that invade it
What did the Instructional Theory refine Ehrlich's model into?
A hypothesis known as the clonal selection theory
Which components are part of the immune system according to the text?
White blood cells, phagocytes, lymphocytes, bone marrow, lymph nodes, tonsils, thymus, and spleen
Learn about the two major lines of defense in the immune system: non-specific (innate immunity) and specific (adaptive immunity). Understand the body's ability to fight off harmful micro-organisms and how the immune system produces antibodies or cells to deactivate pathogens.
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