A) least active form of virus
B) active form of virus
C) coat protein formed as antibody
D) All of the above
Correct Answer: A
Solution :
Vaccination is a technique to develop immunity without infection, ie, weakened or dead pathogens or part of pathogens infected into a person who required to made immune. This is the reason that vaccines prepared by genetic engineering are safe to man because they are least active form of virus.You need to login to perform this action.
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