If it is criminal to leave a 13-year old alone to babysit children, then I am one guilty editor with a lot of guilty girlfriends. The summer I turned 12, I was working as a mother's helper for a woman who had two young girls. She would regularly leave me unattended to watch the girls while she ran errands.
Monosaccharides are the simplest form of carbohydrates and may be subcategorized as aldoses or ketoses. The sugar is an aldose if it contains an aldehyde functional group. A ketose signifies that the sugar contains a ketone functional group.
a monosaccharide having six carbon atoms and a ketone group. an essential structural component of living cells and source of energy for animals; includes simple sugars with small molecules as well as macromolecular substances; are classified according to the number of monosaccharide groups they contain.