Immune System Which is not an antigen-presenting cell (or APC)? All of these Polymorphonuclear leukocyte (or PMN) B cell Dendritic cell All of these Polymorphonuclear leukocyte (or PMN) B cell Dendritic cell ANSWER DOWNLOAD EXAMIANS APP
Immune System Macrophages are professional antigen- presenting cells. The protein molecule through which they present antigen in human is CD8 actin interleukin HLA CD8 actin interleukin HLA ANSWER DOWNLOAD EXAMIANS APP
Immune System Major Histo Compatibility Complex (MHC) is a collection of genes arrayed on chromosome 6 in man, chromosone 21 in mice chromosome 6 in man, chromosome 17 in mice chromosome 17in man, chromosome 6 in mice chromosome 21 in man, chromosome 6 in mice chromosome 6 in man, chromosone 21 in mice chromosome 6 in man, chromosome 17 in mice chromosome 17in man, chromosome 6 in mice chromosome 21 in man, chromosome 6 in mice ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following(s) is/are the determinants of antigenicity? All of these Size of the antigen Chemical nature Foreignness All of these Size of the antigen Chemical nature Foreignness ANSWER DOWNLOAD EXAMIANS APP
Immune System Lysozyme is present in saliva urine Cerebro spinal fluid (CSF) sweat saliva urine Cerebro spinal fluid (CSF) sweat ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following statements is false regarding 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 B one marrow stem cells migrate to the thymus and develop into B cells ANSWER DOWNLOAD EXAMIANS APP
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