Acetoin & diacetyl production by yeasts.
D000093:Acetoin / Q000096:biosynthesis*; D002074:Butanones / Q000096:biosynthesis*; D003931:Diacetyl / Q000096:biosynthesis; D015003:Yeasts / Q000378:metabolism*
D002074:Butanones; D000093:Acetoin; D003931:Diacetyl