Question

Foreign invaders have proteins called _____, which antibodies lock onto to neutralize.

Answer 1

Foreign invaders have proteins called antigen, which antibodies lock onto to neutralize. The foreign proteins are different from proteins in our own body, so the immune system can recognize them and finally eliminate them.

Answer 2

Answer: Antigen

Step-by-step explanation:

The antigen can be defined as the substance that has the specificity to bound with the antibodies. This molecule is chemically a protein molecule.

Antigen has the ability to evoke immune response by the immune system. The antigen is specifically bounded to antibody when it is in native form.

Antigens are targeted by the antibody and neutralizes it to prevent the disease or to cure the disease.