試題詳解

36. Which description about the immune system is FALSE?
(A) Helper T cells bind antigen-presenting cells (APCs) need Class II major histocompatibility complex (MHC) and accessory protein (CD8).
(B) APCs secret cytokines such as interleukin-1 (IL-1) and tumor necrosis factor (TNF) for T cell activation.
(C) Cytotoxic T cell releases perforin and granzymes to kill infected cells.
(D) Pathogens can be disposed by antibodies through neutralization, opsonization, or complement system activation
(E) None of the above