…Cellulose, the main polysaccharide that makes up plants, is the most abundant organic matter in nature, accounting for more than half of the organic carbon on earth. In the animal kingdom, chitin, a polymer of an amino sugar called N -acetylglucosamine, forms the exoskeleton of insects and crustaceans. Glucose, the energy source of living organisms, is stored in the body in the form of polysaccharides made up of many polymerized units, and is classified into several types depending on the type of covalent bond that binds the sugars. … *Some of the terminology explanations that mention "N-acetylglucosamine" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…植物を構成する主要な多糖であるセルロースは,自然界に最も多量に存在する有機物であり,地球上の有機炭素の半分以上を占めている。動物界ではN‐アセチルグルコサミンと呼ばれるアミノ糖の重合体であるキチンが昆虫や甲殻類の外骨格を形成している。生物のエネルギー源であるブドウ糖は多数個重合した多糖の形で生体内に貯蔵されるが,糖を結合している共有結合の様式によって数種類に区別される。… ※「N-アセチルグルコサミン」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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