Adaptive Immunity Occurs When

Multiple Choice

Adaptive immunity occurs when

A) death results from pathogen infection.
B) the innate immune response is overly effective.
C) a broad, rapid response is needed to a wide range of pathogens from the body regardless of the specific type of pathogen.
D) the innate immune response fails to eliminate pathogens in the body and virulent infections persist after the initial innate defense response.