Which type of vaccine involves using a weakened pathogen incapable of replicating?
A) Subunit vaccines
B) Attenuated vaccines
C) Inactivated vaccines
D) DNA vaccines
E) None of these choices

Question

Quizplus · Accepted Answer

Attenuated vaccines involve using a weakened pathogen that is still capable of replicating, but not causing disease. Subunit vaccines use only parts of the pathogen, inactivated vaccines use a killed pathogen, and DNA vaccines use genetic material from the pathogen. Therefore, B is the correct choice.

Which Type of Vaccine Involves Using a Weakened Pathogen Incapable