Which of the following components are present | vedclass

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(D) vaccine is a biological preparation that provides active acquired immunity to a particular infectious disease. It typically contains an agent that

Vedclass · Accepted Answer

All of the above

Vedclass · Answer

(D) vaccine is a biological preparation that provides active acquired immunity to a particular infectious disease. It typically contains an agent that resembles a disease-causing microorganism and is often made from weakened or killed forms of the microbe,its toxins,or one of its surface proteins. $1$. Inactivated (killed) pathogens are used in vaccines like the polio vaccine. $2$. Weakened (attenuated) pathogens are used in vaccines like the $BCG$ vaccine. $3$. Protein antigens (subunits) are used in vaccines like the Hepatitis-$B$ vaccine. Therefore,all the given options are correct components used in the preparation of vaccines.

Which of the following components are present in a vaccine?

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