Immune System Treatment with bacterial endotoxins results blast formation in B cells none of these monocytes T cells B cells none of these monocytes T cells ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following expresses CD3 surface antigen? T cells B cells Monocytes Granulocytes T cells B cells Monocytes Granulocytes ANSWER DOWNLOAD EXAMIANS APP
Immune System T cell receptors (or TCR) on CD4+ T cells recognize peptides not associated with MHC molecules recognize peptides associated with MHC class II molecules are secreted out into the environment to bind antigens recognize peptides associated with MHC class I molecules recognize peptides not associated with MHC molecules recognize peptides associated with MHC class II molecules are secreted out into the environment to bind antigens recognize peptides associated with MHC class I molecules ANSWER DOWNLOAD EXAMIANS APP
Immune System Macrophages are professional antigen- presenting cells. The protein molecule through which they present antigen in human is interleukin HLA CD8 actin interleukin HLA CD8 actin ANSWER DOWNLOAD EXAMIANS APP
Immune System Following are the defenses of the colon except sIgA fast flow rate dense resident microbiota mucus sIgA fast flow rate dense resident microbiota mucus ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following statements is false regarding B cells? B cells synthesize antibodies and put them on their cell surface 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 can undergo class switching and produce a different antibody type B cells synthesize antibodies and put them on their cell surface 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 can undergo class switching and produce a different antibody type ANSWER DOWNLOAD EXAMIANS APP