Antibodies are molecules in the immune system. Whose properties are largely determined by the shape of the molecule to which class of macromolecules do antibodies, belong one proteins. 2 nucleic acids, 3 carbohydrates, 4 lipids.

Answer 1

Antibodies belong to the class of macromolecules known as proteins. They are composed of long chains of amino acids and their function, including recognition and binding to specific antigens, is largely determined by their three-dimensional shape.