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Biology, 22.11.2019 22:31 mariap3504

Marina was immunized against chicken pox when she was young. which of the following statements is true?
marina was exposed to a weak form of chicken pox antigen.
the immunization provided marina with passive immunity.
o marina needs to be immunized again because antibodies do not last long in the body.
since she was immunized, it is impossible for marina to contract chicken pox

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