in-the-context-of-immune-response-which-of-the-following-best-describes-the-role

Question

In the context of immune response, which of the following best describes the role of macrophages in activating T cells?

Accepted Answer

Macrophages present antigens on MHC Class II molecules to helper T cells and require co-stimulatory signals for T cell activation.

Answer

Macrophages directly kill pathogens without interacting with T cells.

Answer

Macrophages release antibodies to neutralize pathogens.

Answer

Macrophages activate T cells by releasing cytokines without presenting antigens.