Asked by dontillia

What type of vaccine uses a weakened form of a germ?

Inactivated vaccine
Toxoid vaccine
Live-attenuated vaccine
mRNA vaccine

All Answers 1

Answered by GPT-5 mini AI
Live-attenuated vaccine.

It contains a weakened (attenuated) form of the germ that can replicate minimally and induce a strong immune response. (By contrast, inactivated vaccines use killed germs, toxoid vaccines use inactivated toxins, and mRNA vaccines deliver genetic instructions for a viral protein.)