Why are the vaccines produced through genetic engineering considered as safe?
A. They have only the coat of pathogen
B. They are attenuated form of a pathogen
C. They have killed form of pathogens
D. They have all the genes of pathogens
Answer:A
Why are the vaccines produced through genetic engineering considered as safe?
A. They have only the coat of pathogen B. They are attenuated form of a pathogen C. They have killed form of pathogens D. They have all the genes of pathogens