Assertion: bacteria | /r/CapableOf | use ammonium salts
Facets:
value: as sources of nitrogen
type: PURPOSE
Source sentences:
text: Bacteria can use proteins, amino acids, ammonium salts, and nitrates as sources of nitrogen.
text: Formerly it was thought that certain pathogenic (infectious) and sour milk bacteria could grow only in nutrient mediums containing proteins, but later it became evident that such bacteria could use ammonium salts as a source of nitrogen.