Definition of tae kwon do for English Language Learners. : a style of fighting that originated in Korea and that uses kicks and punches but no weapons. Britannica.com: Encyclopedia article about tae kwon do.
It is also used in the baking process as a leavening agent; yeast releasing gas into their environment results in the spongy-like texture of breads and cakes. Because of its role in fermentation, humans have known about and used Saccharomyces cerevisiae for a long time.
Chemically, malolactic fermentation is a decarboxylation, which means carbon dioxide is liberated in the process. The primary function of all these bacteria is to convert one of the two major grape acids found in wine called L-malic acid, to another type of acid, L+ lactic acid.he onset of malolactic fermentation in the bottle is usually considered a wine fault, as the wine will appear to the consumer to still be fermenting (as a result of CO 2 being produced).