what type of antigens does the immune system recognize as foreign to the body?
animals epidermal Allergies negative dangerous graptolites group of atoms homogenous
A B C D E F G H
Molecules are a group of atoms.
antigens are a group of atoms that the immune system recognizes as foreign to the body
what type of antigens does the immune system recognize as foreign to the body? (A) animals (B) epidermal (C) Allergies (D) negative (E) dangerous (F) graptolites (G) group of atoms (H) homogenous