Science, asked by katyayanirai, 10 months ago

4. What are the ways of preserving food at home?
5. How does a vaccine help in preventing a specific
disease?
24​

Answers

Answered by kumarnaresh003
2

Answer:

a vaccine contains dead viruses of those disease from which our body immune system fight and becam resistant. so when next time a active virus enters our body our immune system kill the virus and protect ourselves from disease.

In this way vaccine works.

plz mark my answer as branlist please

Similar questions