Robert+Koch

http://www.studentsguide.in/microbiology/microbiology/robert-koch-1843-1910-the-father-of-microbial-techniques.html http://en.wikipedia.org/wiki/Robert_Koch
 * 1) What were the contributions of these scientists?Confirmed germ theory for disease. He also discovered the casual organisms of anthrax disease of cattle.
 * 2) What experiment did they perform (briefly outline)?He invented methods so he could purify bacillus from blood samples and grow pure culture.while in Berlin he improved the methods he used in wollstein, including staining and purification techniques and bacterial growth media.
 * 3) Did they experiment because of an accidental discovery (accidentally stumbled upon something and then experimented further) or did they discover something accidentally through work on something else?After Casimir Davaine showed the direct transition the anthrax bacillus between cows. Thats what put him to the testing of anthrax.
 * 4) Did their contribution lead to a theory or a law? State name of the theory or law. It lead to the germ theory for disease.