1) A protein made by white blood cells that destroys a pathogen a) vaccine b) antigen c) antibody d) white blood cell e) hormone f) pathogen 2) Makes antibodies a) vaccine b) antigen c) antibody d) white blood cell e) hormone f) pathogen 3) Marker on the cell membrane of a pathogen that triggers an immune response a) vaccine b) antigen c) antibody d) white blood cell e) hormone f) pathogen 4) Chemical messenger made a gland a) vaccine b) antigen c) antibody d) white blood cell e) hormone f) pathogen 5) System that maintains homeostasis by protecting the body from pathogens a) vaccine b) antigen c) antibody d) white blood cell e) immune system f) pathogen 6) Organism that causes disease a) vaccine b) antigen c) antibody d) white blood cell e) immune system f) pathogen 7) Made of dead or weakened pathogens a) vaccine b) antigen c) antibody d) white blood cell e) immune system f) pathogen

Immune System

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