Choose one of the options below to complete this statement. A B lymphocyte becom
ID: 28370 • Letter: C
Question
Choose one of the options below to complete this statement. A B lymphocyte becomes activated when it encounters two factors in combination: A. MHC class I markers and cytokines that have been secreted by helper T lymphocytes. B. MHC class II markers and the appropriate viral antigen. C. MHC class I markers and the appropriate viral antigen. D. MHC class II markers and cytokines that have been secreted by helper T lymphocytes. E. cytokines that have been secreted by helper T lymphocytes and the appropriate viral antigen.Explanation / Answer
E. cytokines that have been secreted by helper T lymphocytes and the appropriate viral antigen.