Answer Happy

Question 13 0.05 pts Which of the following mechanisms produces the MOST diversity in T cell receptors? O imprecise joining of VDJ segments O having multiple V region segments from which to choose somatic hypermutation o having multiple C region gene segments from which to choose

Question 20 0.05 pts An inflammatory response that occurs immediately upon exposure to antigen is MOST LIKELY to be mediated by: MHC and T lymphocytes IgG and complement IgG and B lymphocytes O IgE and mast cells

Question 17 0.05 pts Which statement BEST DESCRIBES the function of the C3 component of complement? o It forms part of a convertase on the bacteria and is recognized by neutrophils through the receptor CR1. It binds to antibody Fc that are bound to the surface of the bacteria. O It initiates the end-stage of complement to form part of the Membrane Attack Complex (MAC). O It initiates the extrinsic pathway of coagulation