Carbohydrates are compounds that contain hydrogen, carbon and oxygen. There is a general formula (CH2) n, carbohydrates are vital to living organisms, is a source of energy for use in their activities, as a component of cell membranes of organisms and certain types of animal such as a crab shell and snail, etc. Carbohydrates, also called forming (saccharide) are both small molecules include monosaccharide (monosaccharide) and the แซ็คาไรด์ (a disaccharide) called large polysaccharide (polysaccharide).
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