________ lacks the capacity to remember a pathogen or react differently to it in the future, whereas ________ utilizes memory cells to adapt to a given pathogen and ward it off more easily in the future.
A. Adaptive immunity; innate immunity
B. Innate immunity; cytotoxicity
C. Innate immunity; adaptive immunity
D. A natural killer cell; a macrophage
Answer: C
You might also like to view...
The thymus gland begins to atrophy immediately after birth
Indicate whether this statement is true or false.
The __________ nerve supplies parasympathetic fibers to the muscle that controls the ocular lens.
Fill in the blank(s) with the appropriate word(s).
Which extraembryonic membrane forms the embryonic part of the placenta?
A) allantois B) amnion C) chorion D) yolk sac
If T-lymphocytes that failed the negative selection test were not destroyed, the immune system would likely
A. be unable to recognize a particular class of pathogen. B. exhibit more negative membrane potentials. C. exhibit very delayed activity. D. cause autoimmune disorders.