Unlike B Lymphocytes, T Lymphocytes Do Not Generate a Secreted

Multiple Choice

Unlike B lymphocytes, T lymphocytes do not generate a secreted form of their antigen receptor after they are activated and proliferate. This is because the effector functions of T cells are restricted to:

A) Responses important in protozoan infections, but not other types of infections
B) Interactions with large helminthic parasites, which cannot be phagocytosed
C) Interactions with other cells, such as virus-infected cells or other immune cells
D) Responses important in mucosal surfaces (e.g., the lung) , where antibodies cannot go
E) Stimulating B cells and not any other types of cells