Fermentation is the digestion of some matter by bacteria or other small organism (such as yeast). |
Fermentation is the digestion? of some matter by bacteria or other small organism (such as yeast?). |
Fermentation is popularly taken to refer to the fermentation of sugar in solution to alcohol using yeast. |
Fermentation is popularly taken to refer to the fermentation of sugar in solution to alcohol using yeast. |
In the process, the organism metabolises one or more substances to produce the energy and chemicals it needs to live and re-produce. This process of chemical reactions will produce some form of by-product. In the case of yeast used for brewing, these by-products are carbon dioxide, and ethanol alcohol. |
In the process, the organism metabolises one or more substances to produce the energy and chemicals it needs to live and re-produce. This process of chemical reactions will produce some form of by-product. In the case of yeast used for brewing, these by-products are carbon dioxide, and ethanol alcohol. |