Immune System Which is not an antigen-presenting cell (or APC)? B cell All of these Dendritic cell Polymorphonuclear leukocyte (or PMN) B cell All of these Dendritic cell Polymorphonuclear leukocyte (or PMN) ANSWER DOWNLOAD EXAMIANS APP
Immune System Chemically an antigen may be polysaccharide any of these lipid protein polysaccharide any of these lipid protein ANSWER DOWNLOAD EXAMIANS APP
Immune System CD8 surface antigen is present in cytotoxic T cells none of these suppresssor T cells both (a) and (b) cytotoxic T cells none of these suppresssor T cells both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Immune System Lysozyme is present in Cerebro spinal fluid (CSF) urine sweat saliva Cerebro spinal fluid (CSF) urine sweat saliva ANSWER DOWNLOAD EXAMIANS APP
Immune System Polymorphonuclear leukocytes (or PMNs) are a type of phagocyte that can engulf and kill bacteria can be attracted to the site of an infection following activation of complement All of these are derived from bone marrow stem cells are a type of phagocyte that can engulf and kill bacteria can be attracted to the site of an infection following activation of complement All of these are derived from bone marrow stem cells 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 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
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