How is adaptive immunity different from innate immunity?

a. adaptive immunity is less effective than innate immunity
b. adaptive immunity is nonspecific; innate immunity is specific
c. adaptive immunity is immediate; innate immunity is slower acting
d. adaptive immunity has memory; innate immunity does not
e. adaptive immunity is the first line of defense; innate immunity is the second line of defense


ANSWER: d

Biology & Microbiology

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