Antibiotics : Revenge to micro organism

Doctors gives us, ..eh...what we call to that....micro.....micro organism revenge tablet....Antibiotics, Yep ! Antibiotics But many of the people think that, what are these antibiotics ? See I have got much interest in that antibiotics I have found this information from Dad. 1. Antibiotics are substances which can kill a particular microorganism. 2. Antibiotics can control spread of disease by killing specific microorganisms. 3. In 1928, Alexander Fleming first discovered the antibiotics properties in the fungus, Penicillium. He discovered that a particular substance from this fungus can kill microorganisms. 4. Based on this discovery the well known antibiotic, penicillin was discovered from Penicillium fungus. 5. Similarly anthbiotics such as, Chloromycetin, Streptomycin, Tetracycline, Erythromycin can be produced from different microorganisms. 6. These antibiotics can cure diseases such as typhoid, tuberculosis and pneumonia.