Immune System Macrophages are professional antigen- presenting cells. The protein molecule through which they present antigen in human is actin HLA interleukin CD8 actin HLA interleukin CD8 ANSWER DOWNLOAD EXAMIANS APP
Immune System The role of the M cell is to trap virus in mucus and prevent entry pass bacteria or virus to underlying macrophages for processing and presentation of antigen they use their cilia to propel mucus out of the small intestine induce apoptosis in virus-infected small intestinal epithelia cells trap virus in mucus and prevent entry pass bacteria or virus to underlying macrophages for processing and presentation of antigen they use their cilia to propel mucus out of the small intestine induce apoptosis in virus-infected small intestinal epithelia cells ANSWER DOWNLOAD EXAMIANS APP
Immune System Large parasites such as helminthes may be killed extracellularly by the action of neutrophils monocytes basophils eosinophils neutrophils monocytes basophils eosinophils ANSWER DOWNLOAD EXAMIANS APP
Immune System CD8 surface antigen is present in both (a) and (b) none of these suppresssor T cells cytotoxic T cells both (a) and (b) none of these suppresssor T cells cytotoxic T cells ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following proteins would not need localization signal? A nuclear protein A cell surface protein A protein bound to the endoplasmic reticulum (ER) membrane A cytosolic protein A nuclear protein A cell surface protein A protein bound to the endoplasmic reticulum (ER) membrane A cytosolic protein ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following is correct for isoantigens? They are antigens found in some members of a species They are antigens found in all members of different species They are antigens found in all members of a species They are antigens found in some members of different species They are antigens found in some members of a species They are antigens found in all members of different species They are antigens found in all members of a species They are antigens found in some members of different species ANSWER DOWNLOAD EXAMIANS APP
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