title: Carbohydrates are large molecules and divided into four main categories. Introduction.
mesh_terms: D000818:Animals; D059001:Aquatic Organisms / Q000737:chemistry*; D020811:Biomedical Technology; D002241:Carbohydrates; D007221:Industry; D011134:Polysaccharides
chemical_list: D002241:Carbohydrates; D011134:Polysaccharides