Immune System Macrophages are professional antigen- presenting cells. The protein molecule through which they present antigen in human is CD8 HLA actin interleukin CD8 HLA actin interleukin ANSWER DOWNLOAD EXAMIANS APP
Immune System The role of the M cell is to they use their cilia to propel mucus out of the small intestine trap virus in mucus and prevent entry pass bacteria or virus to underlying macrophages for processing and presentation of antigen induce apoptosis in virus-infected small intestinal epithelia cells they use their cilia to propel mucus out of the small intestine trap virus in mucus and prevent entry pass bacteria or virus to underlying macrophages for processing and presentation of antigen induce apoptosis in virus-infected small intestinal epithelia cells ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following statements is false regarding B cells? B one marrow stem cells migrate to the thymus and develop into B cells B cells that recognize high concentrations of antigens (self) in the absence of other signals undergo apoptosis in the bone marrow B cells synthesize antibodies and put them on their cell surface B cells can undergo class switching and produce a different antibody type B one marrow stem cells migrate to the thymus and develop into B cells B cells that recognize high concentrations of antigens (self) in the absence of other signals undergo apoptosis in the bone marrow B cells synthesize antibodies and put them on their cell surface B cells can undergo class switching and produce a different antibody type ANSWER DOWNLOAD EXAMIANS APP