what are the defining characteristics of carbohydrates?
['The compounds are made up of carbon, hydrogen, and oxygen in a ratio of 1:2:1 (CH2O) ... ', '"Quick Energy" foods. ... ', 'Ring. ... ', 'Ring or line. ... ', 'Monosaccharide. ... ', 'Short term energy, structure/support, main source of energy. ... ', 'Monosaccharides(1 sugar), Disaccharides(2 Sugars), Polysaccharides(many sugars)']