Question
True adaptive immunity, involving the production of a large number of diverse antigen receptors, first evolved ina. amphibians.b. invertebrates.c. jawed vertebrates.d. mammals.
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The non-specific overall immune response that is found in most animal types (invertebrate and vertebrate). Select one: a. cell-mediated immunity b. complement c. barrier defense d. innate immunity e. interferons f. humoral immunity g. neutrophils h. macrophages i. adaptive immunity j. cytokines k. Toll-like receptors l. histamines
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