Lymphocyte activation can occur in several different ways. However, in all cases:?
A. cytokines released by the antigen stimulate the lymphocyte response.
B. lymphocytes must recognie an antigen
C. helper T cells are activated first and they then stimulate other lymphocytes.
D. antigen-presenting cells process the antigen and present it to the lymphocytes
I've been looking for 2 hours for an answer i can't find one.
A. cytokines released by the antigen stimulate the lymphocyte response.
B. lymphocytes must recognie an antigen
C. helper T cells are activated first and they then stimulate other lymphocytes.
D. antigen-presenting cells process the antigen and present it to the lymphocytes
I've been looking for 2 hours for an answer i can't find one.