Anti Bodies
Antigenic determinants bind to which portions of an antibody?

Variable regions
Constant regions
Only light chains
Only heavy chains

ANSWER DOWNLOAD EXAMIANS APP

Anti Bodies
Each IgA antibody molecule consists of

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

ANSWER DOWNLOAD EXAMIANS APP

Anti Bodies
A polyclonal antibody response

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

ANSWER DOWNLOAD EXAMIANS APP