Passive immunotherapy is used when

A) the attenuated live vaccine is too difficult to produce.
B) the pathogen does not produce a toxin.
C) the microorganism can be genetically manipulated.
D) protection against a recent infection or disease is needed immediately.
E) a representative antigen for the microbe cannot be isolated.


D

Biology & Microbiology

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What is a neuronal attribute that contributes to the resting membrane potential?

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What encodes the toxin paramecin in Paramecia aurelia?

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