Page 2 - LESSON 15 MM2
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Notes:




               Antibiotics:
















                     A group of bacteria that helps human beings fight against the disease-
                      causing bacteria is called an antibiotic.

                     In 1928, Alexander Fleming, a Scottish biologist, discovered, the first
                      antibiotic, called penicillin.

               Vaccination:














                     A process of injecting specific medicines in a person’s body to make
                      her/him stronger is called vaccination.
                     Edward Jenner, an English doctor, invented the first vaccine against small

                      pox in 1776.
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