Active immunity results when an immune response to a pathogen produces memory cells.
Memory cells are the basis of immunological memory.
Active immunity results when an immune response to a pathogen produces the basis of immunological memory.
Active immunity results when an immune response to a pathogen produces the basis of what?
Options:
A) immunological memory
B) failed memories
C) resistance
D) broken memory
E) major threat to health
F) resistance activities
G) Leptospirosis
H) sad memories