The immune system’s b cells produce attach to the surface of pathogens orto the toxins produced by pathogens. antibiotics immunities phagocytes antibodies description

The immune system’s B cells produce antibodies that attach to the surface of pathogens or to the toxins produced by pathogens. Correct D

The antibodies (also called immunoglobulins) are large Y-shaped proteins found in the blood or other body fluids of vertebrates and are used to identify and neutralize foreign objects like bacteria and viruses.

answer: i would say the brain but it seem that you have a brain.