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 some members of different species They are antigens found in all members of a 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 some members of different species They are antigens found in all members of a species ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following(s) is/are the determinants of antigenicity? All of these Chemical nature Size of the antigen Foreignness All of these Chemical nature Size of the antigen Foreignness ANSWER DOWNLOAD EXAMIANS APP
Immune System Natural killer cells are involved in tumour rejection all of these allograft rejection non-specific killing of virus transformed target cells tumour rejection all of these allograft rejection non-specific killing of virus transformed target cells 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 Lysozyme is present in saliva Cerebro spinal fluid (CSF) urine sweat saliva Cerebro spinal fluid (CSF) urine sweat ANSWER DOWNLOAD EXAMIANS APP
Immune System Numerous antibodies can be prepared, against one antigen, each binds to unique epitopes. How is this antibody diversity generated? By rearrangements of the DNA encoding the variable regions of the heavy and light chains By the combination of different heavy and light chains that form the antigen binding site Antibody proteins can physically change their shape to bind different epitopes Both (a) and (b) By rearrangements of the DNA encoding the variable regions of the heavy and light chains By the combination of different heavy and light chains that form the antigen binding site Antibody proteins can physically change their shape to bind different epitopes Both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP