_______ discovered that bacteria, or germs, caused disease. A. Alexander Fleming and Edward Jenner B. Galen C. Louis Pasteur and Robert Koch D. Florence Nightingale
Louis Pasteur and Robert Koch discovered that bacteria or germs caused disease. Their studies established the discipline of Bacteriology. The german doctor Koch developed a new experimental method based on the Pasteur's work on germ theory to test whether a particular micro-organism is the cause of a disease. Correct answer: C
