Anti Bodies
Each IgA antibody molecule consists of

two polypeptide chain and has two antigen binding site
two polypeptide chain and has one antigen binding site
four polypeptide chain and has two antigen binding site
three polypeptide chain and has two antigen binding site

ANSWER DOWNLOAD EXAMIANS APP

Anti Bodies
IgE provides

secretions in the body
complement killings of the cells and phagocytosis
immunity against some parasites
All of these

ANSWER DOWNLOAD EXAMIANS APP

Anti Bodies
A polyclonal antibody response

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

ANSWER DOWNLOAD EXAMIANS APP