Immune System Natural killer cells are involved in non-specific killing of virus transformed target cells allograft rejection tumour rejection all of these non-specific killing of virus transformed target cells allograft rejection tumour rejection all of these ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following is correct for CD8 T cells? In the thymus, CD8 T cells undergo positive selection only, whereas CD4 T cells undergo negative selection only CD8 T cells only recognize virus-infected cells CD8 T cells can kill individual virus-infected cells in a contact dependent fashion CD8 T cell receptor recognizes epitopes that are also commonly recognized by B cells In the thymus, CD8 T cells undergo positive selection only, whereas CD4 T cells undergo negative selection only CD8 T cells only recognize virus-infected cells CD8 T cells can kill individual virus-infected cells in a contact dependent fashion CD8 T cell receptor recognizes epitopes that are also commonly recognized by B cells ANSWER DOWNLOAD EXAMIANS APP
Immune System Macrophages are professional antigen- presenting cells. The protein molecule through which they present antigen in human is HLA CD8 actin interleukin HLA CD8 actin interleukin ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following(s) is/are the determinants of antigenicity? All of these Size of the antigen Foreignness Chemical nature All of these Size of the antigen Foreignness Chemical nature ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following expresses CD3 surface antigen? Granulocytes Monocytes B cells T cells Granulocytes Monocytes B cells T cells ANSWER DOWNLOAD EXAMIANS APP
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