PracticeQuestionsExam_1

B cells migrating directly from a primary focus to

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Unformatted text preview: defense against parasites E. macrophage: killing of microorganisms 4. The most abundant type of leukocyte in human peripheral blood is: A. eosinophil B. basophil C. neutrophil D. monocyte E. macrophage 5. B cells migrating directly from a primary focus to the medullary cords in a lymph node after antigen activation differentiate into plasma cells that first secrete predominantly _____. A. IgK B. IgM C. IgA D. IgG E...
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This document was uploaded on 02/03/2014.

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