Noun
any monosaccharide sugar that contains a ketone group or its hemiacetal
Source: WordNetEvery ketose will have 2 (n−3) stereoisomers where n > 2 is the number of carbons. Source: Internet
The resulting molecule has an hemiacetal or hemiketal group, depending on whether the linear form was an aldose or a ketose. Source: Internet
The number of open chain stereoisomers for an aldose monosaccharide is larger by one than that of a ketose monosaccharide of the same length. Source: Internet