There are two types of kefir: water kefir and milk kefir. Both kefir grains contain live microorganisms and are sustainable and economical. With little care, these grains can be recycled over and over again.
Since coenzyme A is, in chemical terms, a thiol, it can react with carboxylic acids to form thioesters, thus functioning as an acyl group carrier. It assists in transferring fatty acids from the cytoplasm to mitochondria.A molecule of coenzyme A carrying an acetyl group is also referred to as acetyl-CoA.oenzyme A is also the source of the phosphopantetheine group that is added as a prosthetic group to proteins such as acyl carrier protein and formyltetrahydrofolate dehydrogenase.
Noun. 1. coenzyme-a small molecule (not a protein but sometimes a vitamin) essential for the activity of some enzymes. molecule - (physics and chemistry) the simplest structural unit of an element or compound.cocarboxylase, thiamine pyrophosphate-a coenzyme important in respiration in the Krebs cycle. nonproteinaceous organic substance that usually contains a vitamin or mineral and combines with a specific protein, the apoenzyme, to form an active enzyme system. coâ²enÂ·zyÂ·matâ²ic (-zÉ-mÄtâ²Ä­k) adj. coÂ·enâ²zyÂ·matâ²iÂ·calÂ·ly adv.