-
Theodor Schwann, the German scientist who helped develop the cell theory, was the one who discovered this.
-
French chemist Louis Pasteur determined that fermentation is caused by yeast.
-
Eduard Buchner, German chemist discovered that. But it is not the yeast cells themselves it's the enzymes in the yeast cells that cause fermentation.
-
Arthur Harden and Hansa Euler-Chelpin discovered that information. They won the Nobel prize for their work in 1929.
-
-
It also produces the medicine, antibiotics, and to make bread rise and to help preserve many types of food.