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polysaccharide    音标拼音: [p,ɑlɪs'ækɚ,ɑɪd] [p,ɑlis'ækɚ,ɑɪd]
n. 多糖类

多糖类

polysaccharide
n 1: any of a class of carbohydrates whose molecules contain
chains of monosaccharide molecules [synonym: {polysaccharide},
{polyose}]


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  • Polysaccharide - Wikipedia
    Starch (a polymer of glucose) is used as a storage polysaccharide in plants, being found in the form of both amylose and the branched amylopectin In animals, the structurally similar glucose polymer is the more densely branched glycogen, sometimes called "animal starch"
  • Polysaccharide | Carbohydrate Chemistry, Biomolecules | Britannica
    A polysaccharide is the form in which most natural carbohydrates occur Polysaccharides may have a molecular structure that is either branched or linear Linear compounds such as cellulose often pack together to form a rigid structure; branched forms (e g , gum arabic) generally are soluble in water and make pastes
  • Polysaccharide - Definition, Types, Structure, Functions, Examples
    For example, starch, a glucose polymer, serves as a storage polysaccharide in plants, existing in the forms of amylose and the branched amylopectin Animals store a similar glucose polymer called glycogen, often referred to as “animal starch,” which is more densely branched and metabolized quickly to suit their active lifestyles Bacterial polysaccharides contribute to bacterial
  • POLYSACCHARIDE Definition Meaning - Merriam-Webster
    The meaning of POLYSACCHARIDE is a carbohydrate that can be decomposed by hydrolysis into two or more molecules of monosaccharides; especially : one (such as cellulose, starch, or glycogen) containing many monosaccharide units and marked by complexity
  • Polysaccharide - Definition, Examples, Function and Structure
    A polysaccharide is a large molecule made of many smaller monosaccharides Monosaccharides are simple sugars, like glucose Special enzymes bind these small monomers together creating large sugar polymers, or polysaccharides
  • Polysaccharides: Starch, Glycogen, Cellulose, and Chitin
    Polysaccharides are large carbohydrates made by linking many simple sugar molecules together They are among the most important biological molecules because they serve as energy stores, provide structural support, and help organisms build and maintain tissues Four polysaccharides are especially important: starch, glycogen, cellulose, and chitin All are built primarily from glucose or a
  • Polysaccharide - an overview | ScienceDirect Topics
    Polysaccharide can be divided into homo-polysaccharide and hetero-polysaccharide based on its monosaccharide composition Homo-polysaccharide is composed by the same monosaccharide such as cellulose, starch and glucan, but hetero-polysaccharide is composed by two or more different monosaccharides such as glucomannan and pectin [4]
  • 6. 8: Polysaccharides - Chemistry LibreTexts
    Amylopectin is a branched-chain polysaccharide composed of glucose units linked primarily by α-1,4-glycosidic bonds but with occasional α-1,6-glycosidic bonds, which are responsible for the branching A molecule of amylopectin may contain many thousands of glucose units with branch points occurring about every 25–30 units (Figure $6 8 2$)
  • Polysaccharide Definition and Examples - Biology Online
    Polysaccharide Definition Biology Definition: A polysaccharide is a carbohydrate formed by long chains of repeating units linked together by glycosidic bonds The term polysaccharide etymologically means multi saccharides A saccharide refers to the unit structure of carbohydrates Thus, a polysaccharide is a carbohydrate comprised of many saccharides, particularly, more than ten (mono





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