Immune System T cell receptors (or TCR) on CD4+ T cells are secreted out into the environment to bind antigens recognize peptides associated with MHC class II molecules recognize peptides not associated with MHC molecules recognize peptides associated with MHC class I molecules are secreted out into the environment to bind antigens recognize peptides associated with MHC class II molecules recognize peptides not associated with MHC molecules recognize peptides associated with MHC class I molecules ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following(s) is/are the determinants of antigenicity? Size of the antigen Foreignness Chemical nature All of these Size of the antigen Foreignness Chemical nature All of these ANSWER DOWNLOAD EXAMIANS APP
Immune System Following are the defenses of the colon except sIgA mucus dense resident microbiota fast flow rate sIgA mucus dense resident microbiota fast flow rate ANSWER DOWNLOAD EXAMIANS APP
Immune System Passive immunization is done for enteric fever diphtheria all of these tuberculosis enteric fever diphtheria all of these tuberculosis ANSWER DOWNLOAD EXAMIANS APP
Immune System Treatment with bacterial endotoxins results blast formation in B cells T cells monocytes none of these B cells T cells monocytes none of these ANSWER DOWNLOAD EXAMIANS APP
Immune System Chemically an antigen may be protein polysaccharide lipid any of these protein polysaccharide lipid any of these ANSWER DOWNLOAD EXAMIANS APP