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Social Studies, 10.04.2020 15:47 kimilew

In an experimental situation, a rabbit is exposed to a viral antigen to which it makes antibodies. These antibodies are then purified and injected into a human with the same viral disease. This is an example of:.
A) active immunization.
B) innate immunity.
C) alloimmunity.
D) passive immunization.
E) natural immunity

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