Antibodies present in colostrum, which protect the new born from certain diseases, is of
1. Ig G type
2. Ig A type
3. Ig D type
4. Ig E type
(b) The yellowish fluidcolostrum is secreted by mother during the initial days of lactation
has abundant antibodies (IgA) to protect the infant from several diseases.
IgG immunoglobulin (antibody) is most abundant (appro .80%) antibody in human and
found in serum IgA is second abundant (approx .10-15%) antibody. Itis found in saliva
and tear also. IgD and IgE constitute 2-3% of total antibodies which are found in most
cells and serum.