Immune System Which is not an antigen-presenting cell (or APC)? Polymorphonuclear leukocyte (or PMN) B cell All of these Dendritic cell Polymorphonuclear leukocyte (or PMN) B cell All of these Dendritic cell ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following expresses CD3 surface antigen? B cells T cells Granulocytes Monocytes B cells T cells Granulocytes Monocytes ANSWER DOWNLOAD EXAMIANS APP
Immune System CD8 surface antigen is present in both (a) and (b) none of these cytotoxic T cells suppresssor T cells both (a) and (b) none of these cytotoxic T cells suppresssor T cells ANSWER DOWNLOAD EXAMIANS APP
Immune System Numerous antibodies can be prepared, against one antigen, each binds to unique epitopes. How is this antibody diversity generated? By the combination of different heavy and light chains that form the antigen binding site Antibody proteins can physically change their shape to bind different epitopes Both (a) and (b) By rearrangements of the DNA encoding the variable regions of the heavy and light chains By the combination of different heavy and light chains that form the antigen binding site Antibody proteins can physically change their shape to bind different epitopes Both (a) and (b) By rearrangements of the DNA encoding the variable regions of the heavy and light chains ANSWER DOWNLOAD EXAMIANS APP
Immune System Passive immunization is done for tuberculosis enteric fever all of these diphtheria tuberculosis enteric fever all of these diphtheria ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following proteins would not need localization signal? A cytosolic protein A cell surface protein A nuclear protein A protein bound to the endoplasmic reticulum (ER) membrane A cytosolic protein A cell surface protein A nuclear protein A protein bound to the endoplasmic reticulum (ER) membrane ANSWER DOWNLOAD EXAMIANS APP
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