Chapter 41 - Immunology: Animal defense Systems - 41.4 - The Humoral Adaptive Response Involves Antibodies - 41.4 Recap - Learning Outcomes - Page 882: 2

Each immunoglobulin molecule has two antigen-binding sites, allowing it to simultaneously bind with two antigen molecules. This permits antibodies to form large complexes with the antigens and epitopes on the surface of the antigens, providing easy targets for ingestion by phagocytes.

Each immunoglobulin molecule has two antigen-binding sites, allowing it to simultaneously bind with two antigen molecules. This permits antibodies to form large complexes with the antigens and epitopes on the surface of the antigens, providing easy targets for ingestion by phagocytes.