Biology, asked by ridashani, 1 year ago

What are vaccines and how do they act on humans?

AS FAST AS POSSIBLE

Answers

Answered by tulasi77

Answer:

Vaccines are like a training course for the immune system. They prepare the body to fight disease without exposing it to disease symptoms. When foreign invaders such as bacteria or viruses enter the body, immune cells called lymphocytes respond by producing antibodies, which are protein molecules.

Answered by Anonymous

Answer:

vaccines are type of antibiotics they are given to a person before the diseases causes so that the diseases not happen to the person

Explanation:

Previous Question

Next Question

Similar questions

Chemistry, 6 months ago

what is the name of H2O...

Science, 6 months ago

2- The Reaction - 2K NO 2 KNO, +0₂, is an example of @ Displace ment Reaction (h) Combination Reaction (C) De composition Reaction cd None of these...

Business Studies, 6 months ago