What protein is responsible for tagging foreign particles, pathogens, or blood for destruction?

A) Antigens
B) Antibodies
C) Fibrinogen
D) Agglutinins

Antibodies

Proteins produced by the immune system in response to foreign substances, which they neutralize or mark for destruction.

Fibrinogen

A soluble plasma glycoprotein that is converted by thrombin into fibrin during blood clot formation.

Antigens

Foreign substances that induce an immune response in the body, typically leading to the production of antibodies.