EVERYDAY SCIENCE

Detailed explanation-1: -In 1928, at St. Mary’s Hospital, London, Alexander Fleming discovered penicillin. This discovery led to the introduction of antibiotics that greatly reduced the number of deaths from infection.

Detailed explanation-2: -Indeed, bacteria and fungi produce antibiotics naturally, to protect themselves or to fight against each other. The first antibiotics used in medicine, including penicillin, were extracted from fungi.

Detailed explanation-3: -Scottish bacteriologist Alexander Fleming is best known for his discovery of penicillin in 1928, which started the antibiotic revolution. For his discovery of penicillin, he was awarded a share of the 1945 Nobel Prize for Physiology or Medicine.

Detailed explanation-4: -Often described as a careless lab technician, Fleming returned from a two-week vacation to find that a mold had developed on an accidentally contaminated staphylococcus culture plate. Upon examination of the mold, he noticed that the culture prevented the growth of staphylococci.