Assertion: large intestine's bacteria | /r/CapableOf | produce b vitamins
Facets:
Source sentences:
text: In the proximal, or upper, half of the large intestine, enzymes from the small intestine complete the digestive process, and bacteria produce B vitamins (B 12 , thiamin, and riboflavin) as well as vitamin K.
text: Bacteria in large intestine convert proteins to amino acids, break down amino acids, and produce some B vitamins and vitamin K. Absorption of some water, ions, and vitamins.