Biology, asked by anshuman43, 1 year ago

Given scientific reason :-
NOWADAYS SAFER VACCINES ARE BEING PRODUCED (*X CLASS)

no spam

Answers

Answered by gauri9833
13

in old days vaccines are made from pathogens or disease

vaccine work as antigen it affect temporary or permanent

but it is not suitaible for some people . people suffer from allergy. hence vaccines are made artificial with the help of biotechnology in laboratery hence

Similar questions