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प्रश्न
Vaccines prepared by genetic engineering are safe to man because they are ______.
पर्याय
least active form of virus
active form of virus
antigen taken from the coat of pathogen
All of the above
MCQ
रिकाम्या जागा भरा
उत्तर
Vaccines prepared by genetic engineering are safe to man because they are antigen taken from the coat of pathogen.
shaalaa.com
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