Biology, asked by attitudequeen896, 6 months ago

give the reason why it is difficult to make vaccine for viral disease as compared to bacterial or protozoanal disease​

Answers

Answered by Manyapandey94
5

Answer:

because virsuses are not truely live

Explanation:

viruses outside the host cell are dead but once they enter the host cell they use host cell to ruplicate .i hope this help you

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