Anti Bodies
Type A blood

can always be used to donate to an Rh+ individual
contains type B antigens on the surface of red blood cells
can be used to donate to type B individuals
can be used to donate to type AB individuals

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Anti Bodies
A polyclonal antibody response

violates clonal selection
is produced by several B cells recognizing different pitopes on the same antigen
occurs during the lag phase of the immune response
is produced only in response to polymeric antigens

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