Immune System Which of the following proteins would not need localization signal? A cytosolic protein A cell surface protein A protein bound to the endoplasmic reticulum (ER) membrane A nuclear protein A cytosolic protein A cell surface protein A protein bound to the endoplasmic reticulum (ER) membrane A nuclear protein ANSWER DOWNLOAD EXAMIANS APP
Immune System Natural killer cells are involved in 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 tumour rejection ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following is correct for isoantigens? They are antigens found in all members of a species They are antigens found in all members of different species They are antigens found in some members of a species They are antigens found in some members of different species They are antigens found in all members of a species They are antigens found in all members of different species They are antigens found in some members of a species They are antigens found in some members of different species ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following statements is false regarding B cells? B cells that recognize high concentrations of antigens (self) in the absence of other signals undergo apoptosis in the bone marrow B one marrow stem cells migrate to the thymus and develop into B cells B cells can undergo class switching and produce a different antibody type B cells synthesize antibodies and put them on their cell surface B cells that recognize high concentrations of antigens (self) in the absence of other signals undergo apoptosis in the bone marrow B one marrow stem cells migrate to the thymus and develop into B cells B cells can undergo class switching and produce a different antibody type B cells synthesize antibodies and put them on their cell surface ANSWER DOWNLOAD EXAMIANS APP
Immune System Macrophages are professional antigen- presenting cells. The protein molecule through which they present antigen in human is HLA interleukin actin CD8 HLA interleukin actin CD8 ANSWER DOWNLOAD EXAMIANS APP
Immune System Treatment with bacterial endotoxins results blast formation in none of these B cells T cells monocytes none of these B cells T cells monocytes ANSWER DOWNLOAD EXAMIANS APP