. They are the primary energy source for most living organisms and serve as fundamental building blocks for larger carbohydrates like starch and cellulose.
: Found in dairy products; it must be converted to glucose in the liver to be metabolized. Ketohexoses : Contain a ketone group ( ), typically at the second carbon position. hexose
A is a simple sugar (monosaccharide) containing six carbon atoms, with the general chemical formula hexose
: The most abundant sugar in nature and the main fuel for cellular respiration. hexose