Immune System Following are the defenses of the colon except dense resident microbiota sIgA mucus fast flow rate dense resident microbiota sIgA mucus fast flow rate ANSWER DOWNLOAD EXAMIANS APP
Immune System Natural killer cells are involved in allograft rejection non-specific killing of virus transformed target cells all of these tumour rejection allograft rejection non-specific killing of virus transformed target cells all of these tumour rejection 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? Both (a) and (b) Antibody proteins can physically change their shape to bind different epitopes 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 Both (a) and (b) Antibody proteins can physically change their shape to bind different epitopes 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 ANSWER DOWNLOAD EXAMIANS APP
Immune System CD8 surface antigen is present in none of these both (a) and (b) cytotoxic T cells suppresssor T cells none of these both (a) and (b) cytotoxic T cells suppresssor T cells ANSWER DOWNLOAD EXAMIANS APP
Immune System Cytotoxic T-cells can be recognized by which of the following cell surface marker? CD9 CD4 CD8 CD7 CD9 CD4 CD8 CD7 ANSWER DOWNLOAD EXAMIANS APP
Immune System Macrophages are professional antigen- presenting cells. The protein molecule through which they present antigen in human is CD8 interleukin HLA actin CD8 interleukin HLA actin ANSWER DOWNLOAD EXAMIANS APP