Respuesta :
Any substance capable of exciting the immune system and provoking an immune response is called
A. an antigen
B. an antibody
C. an allergy
D. immunity
Answer:
A. an antigen
Any substance capable of exciting the immune system and provoking an immune response is called
A. an antigen
B. an antibody
C. an allergy
D. immunity
Answer:
A. an antigen