_ bind to allergens.
to stay warm mammals fur and fat animals protect them Most plants Antibodies Chemical energy
A B C D E F G H
Allergens are also called Antigens.
Antibodies bind to allergens.
_ bind to allergens. (A) to stay warm (B) mammals (C) fur and fat (D) animals (E) protect them (F) Most plants (G) Antibodies (H) Chemical energy