Question

how did Pasteur develop the idea of immunity? in the lesson Louis Pasteur in a long sentence​

Answer 1

Answer:

In December 1879, Pasteur used a weakened culture of the bacteria to inoculate chickens. The chickens survived, and when he inoculated them with a virulent strain, they were immune to it.

Answer 2

Answer:

Louis Pasteur developed the idea of immunity when he doing experiment on anthrax which was killing cows and sheep in France. He found that cow would not have anthrax second time. He thought of injecting the animals with weak germs to improve immunity.