Discuss the significance of Pasteur’s fermentation and pasteurization techniques to our world today? 2. Describe the Germ Theory of Disease and how Koch helped to ” prove” its validity? 3. How did Louis Pasteur help disprove spontaneous generation? 4. What vaccines did Robert Koch develop? Did Robert Koch find a cure for T.B disease? 5. How did the contributions of Louis Pasteur and Robert Koch affect society?