Question

what does a vaccine contain​

Answer 1

Answer:

Vaccines are made with ingredients that make them safe and effective to protect your child from disease. Each vaccine contains a small amount of the disease germ (virus or bacteria) or parts of the germ. Examples are the measles virus, pertussis (whooping cough) bacteria, and tetanus toxoid.

Answer 2

Hii mate

Vaccine - it fountain some old & quite

inactive pathogenic bacterias.

This when given to body , body can easily kill them & develop antibodies easily & know how to kill that microbe if in case in future it again enter the body..

If understood u can mark me brainiest...

Gd day...