Skin, leukocytes, and T cells help the body to have:
(1 point)
Responses
natural immunity.
natural immunity.
active acquired immunity.
active acquired immunity.
passive acquired immunity.
passive acquired immunity.
pathogens.
(1 point)
Responses
natural immunity.
natural immunity.
active acquired immunity.
active acquired immunity.
passive acquired immunity.
passive acquired immunity.
pathogens.