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OpenStudy (anonymous):
White blood cells left in the body after an infection that help protect against future infection are called _______. Select one: a. helper cells b. xy cells c. B cells d. memory cells
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OpenStudy (anonymous):
@Love_Ranaa
OpenStudy (somy):
what do u think?
OpenStudy (anonymous):
a
OpenStudy (love_ranaa):
memory cells
OpenStudy (somy):
@Love_Ranaa don't give direct answers, please
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