Question

how do antibiotics cure diseases

Answer 1

these are the chemical substances which stop the growth of germs and bacteria in our body
hope it will help you

Answer 2

antibiotics are chemical produced by micro-organisms which at low concentration levels, have the ability to destroy the growth of pathogens. the first antibiotic was penicillin which was developed in the 1940's 9n response need to treat the soldiers in 2nd world war.

broad spectrum antibiotics kill a wide range of bacteria.
narrow spectrum biotics are effective against only few types of bacteria.

all the antibiotics must have selective toxicity. this means they should kill the growth of bacteria or fungi cause little or no damage to the host...