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 can kill individual virus-infected cells in a contact dependent fashion CD8 T cells only recognize virus-infected cells 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 can kill individual virus-infected cells in a contact dependent fashion CD8 T cells only recognize virus-infected cells CD8 T cell receptor recognizes epitopes that are also commonly recognized by B cells ANSWER DOWNLOAD EXAMIANS APP
Immune System Natural killer cells are involved in tumour rejection all of these 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 ANSWER DOWNLOAD EXAMIANS APP
Immune System Treatment with bacterial endotoxins results blast formation in none of these B cells monocytes T cells none of these B cells monocytes T cells ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following(s) is/are the determinants of antigenicity? Size of the antigen Chemical nature Foreignness All of these Size of the antigen Chemical nature Foreignness All of these ANSWER DOWNLOAD EXAMIANS APP
Immune System Immunity is not long lasting to whooping cough mumps influenza diphtheria whooping cough mumps influenza diphtheria ANSWER DOWNLOAD EXAMIANS APP
Immune System Following are the defenses of the colon except mucus dense resident microbiota sIgA fast flow rate mucus dense resident microbiota sIgA fast flow rate ANSWER DOWNLOAD EXAMIANS APP