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 Macrophages are professional antigen- presenting cells. The protein molecule through which they present antigen in human is HLA CD8 interleukin actin HLA CD8 interleukin actin ANSWER DOWNLOAD EXAMIANS APP
Immune System Following are the defenses of the colon except mucus fast flow rate sIgA dense resident microbiota mucus fast flow rate sIgA dense resident microbiota ANSWER DOWNLOAD EXAMIANS APP
Immune System Treatment with bacterial endotoxins results blast formation in T cells monocytes B cells none of these T cells monocytes B cells none of these ANSWER DOWNLOAD EXAMIANS APP
Immune System Passive immunization is done for enteric fever all of these diphtheria tuberculosis enteric fever all of these diphtheria tuberculosis ANSWER DOWNLOAD EXAMIANS APP
Immune System Which is not an antigen-presenting cell (or APC)? Dendritic cell All of these B cell Polymorphonuclear leukocyte (or PMN) Dendritic cell All of these B cell Polymorphonuclear leukocyte (or PMN) ANSWER DOWNLOAD EXAMIANS APP
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