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 can undergo class switching and produce a different antibody type 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 one marrow stem cells migrate to the thymus and develop into B cells B cells can undergo class switching and produce a different antibody type B cells that recognize high concentrations of antigens (self) in the absence of other signals undergo apoptosis in the bone marrow ANSWER DOWNLOAD EXAMIANS APP
Immune System Macrophages are professional antigen- presenting cells. The protein molecule through which they present antigen in human is actin interleukin HLA CD8 actin interleukin HLA CD8 ANSWER DOWNLOAD EXAMIANS APP
Immune System Chemically an antigen may be lipid polysaccharide protein any of these lipid polysaccharide protein any of these ANSWER DOWNLOAD EXAMIANS APP
Immune System T cell receptors (or TCR) on CD4+ T cells are secreted out into the environment to bind antigens recognize peptides not associated with MHC molecules recognize peptides associated with MHC class I molecules recognize peptides associated with MHC class II molecules are secreted out into the environment to bind antigens recognize peptides not associated with MHC molecules recognize peptides associated with MHC class I molecules recognize peptides associated with MHC class II molecules ANSWER DOWNLOAD EXAMIANS APP
Immune System Treatment with bacterial endotoxins results blast formation in T cells B cells none of these monocytes T cells B cells none of these monocytes ANSWER DOWNLOAD EXAMIANS APP
Immune System Immunity is not long lasting to mumps influenza diphtheria whooping cough mumps influenza diphtheria whooping cough ANSWER DOWNLOAD EXAMIANS APP
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