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.
Monosaccharides (from Greek monos: single, sacchar: sugar), also called simple sugars, are the most basic units of carbohydrates. They are fundamental units of carbohydrates and cannot be further hydrolyzed to simpler compounds. The general formula is C nH 2nO n.