Immune System Natural killer cells are involved in all of these non-specific killing of virus transformed target cells tumour rejection allograft rejection all of these non-specific killing of virus transformed target cells tumour rejection allograft rejection ANSWER DOWNLOAD EXAMIANS APP
Immune System Which is not an antigen-presenting cell (or APC)? All of these B cell Dendritic cell Polymorphonuclear leukocyte (or PMN) All of these B cell Dendritic cell Polymorphonuclear leukocyte (or PMN) 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 Which of the following proteins would not need localization signal? A cytosolic protein A protein bound to the endoplasmic reticulum (ER) membrane A cell surface protein A nuclear protein A cytosolic protein A protein bound to the endoplasmic reticulum (ER) membrane A cell surface protein A nuclear protein ANSWER DOWNLOAD EXAMIANS APP
Immune System Cytotoxic T-cells can be recognized by which of the following cell surface marker? CD4 CD8 CD9 CD7 CD4 CD8 CD9 CD7 ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following is correct for CD8 T 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 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 ANSWER DOWNLOAD EXAMIANS APP