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 Both (a) and (b) 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 By rearrangements of the DNA encoding the variable regions of the heavy and light chains Both (a) and (b) 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 ANSWER DOWNLOAD EXAMIANS APP
Immune System Lysozyme is present in sweat urine saliva Cerebro spinal fluid (CSF) sweat urine saliva Cerebro spinal fluid (CSF) ANSWER DOWNLOAD EXAMIANS APP
Immune System Polymorphonuclear leukocytes (or PMNs) are a type of phagocyte that can engulf and kill bacteria can be attracted to the site of an infection following activation of complement are derived from bone marrow stem cells All of these are a type of phagocyte that can engulf and kill bacteria can be attracted to the site of an infection following activation of complement are derived from bone marrow stem cells All of these ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following(s) is/are the determinants of antigenicity? All of these Size of the antigen Chemical nature Foreignness All of these Size of the antigen Chemical nature Foreignness ANSWER DOWNLOAD EXAMIANS APP
Immune System CD8 surface antigen is present in both (a) and (b) cytotoxic T cells suppresssor T cells none of these both (a) and (b) cytotoxic T cells suppresssor T cells none of these ANSWER DOWNLOAD EXAMIANS APP
Immune System Large parasites such as helminthes may be killed extracellularly by the action of monocytes neutrophils eosinophils basophils monocytes neutrophils eosinophils basophils ANSWER DOWNLOAD EXAMIANS APP