25) Which stages should be effectively targeted by a B cell response? a) sporozo

Question

25) Which stages should be effectively targeted by a B cell response? a) sporozoites in the cow, merozoites, sporozoites in the tick b) sporozoites in the cow, merozoites, zygote c) sporozoites in the cow, merozoites, macroschizont d) macroschizont, sporozoites in the tick, zygote 26) How will T. annulata macroschizont antigens be presented? a) MHC Class I b) MHC Class II c) both of the above d) Toll-like receptors 27) The developing Theileria annulata macroschizont transforms the cell it infects such that uncontrolled proliferation of the cell occurs. The parasite attaches itself to the mitotic spindle of the host such that it is divided into two along with the host cell (clonal expansion, as labeled on the diagram). Which statement about clonal expansion is true? a) Clonal expansion would result in neoplasia, and could cause cancer that would be non- adaptive for the parasite b) Clonal expansion would result in hypertrophy, which would be adaptive for the parasite. c) Clonal expansion would result in neoplasia, and could cause cancer that would be adaptive for the parasite. d) none of the above

Explanation / Answer

25) sporozoites in the cow, merozoites, zygote

26) both of above

27) c

23) d

24) c

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