Which is not an antigen-presenting cell (or APC)? All of these B cell Polymorphonuclear leukocyte (or PMN) Dendritic cell TRUE ANSWER : ? YOUR ANSWER : ?
Natural killer cells are involved in tumour rejection allograft rejection non-specific killing of virus transformed target cells all of these TRUE ANSWER : ? YOUR ANSWER : ?
T cell receptors (or TCR) on CD4+ T cells 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 TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following proteins would not need localization signal? A cytosolic protein A nuclear protein A protein bound to the endoplasmic reticulum (ER) membrane A cell surface protein TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is correct for isoantigens? They are antigens found in some members of different species They are antigens found in all members of different species They are antigens found in all members of a species They are antigens found in some members of a species TRUE ANSWER : ? YOUR ANSWER : ?
Cytotoxic T-cells can be recognized by which of the following cell surface marker? CD7 CD4 CD9 CD8 TRUE ANSWER : ? YOUR ANSWER : ?
Following are the defenses of the colon except fast flow rate mucus dense resident microbiota sIgA TRUE ANSWER : ? YOUR ANSWER : ?
Passive immunization is done for enteric fever all of these tuberculosis diphtheria TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following(s) is/are the determinants of antigenicity? Foreignness Size of the antigen All of these Chemical nature TRUE ANSWER : ? YOUR ANSWER : ?
Chemically an antigen may be any of these polysaccharide lipid protein TRUE ANSWER : ? YOUR ANSWER : ?