The Main Structural Difference Among Starch Glycogen Cellulose

The main structural difference between starch glycogen cellulose comes from? In: Man and Animal Interaction

Starch, glycogen and cellulose are all polymers of sugar. They change in the type of glucose present and the provides which hyperlink thr glucose monomers jointly. Starch and glycogen are made of alpha-glucose. This can be an isomer of sugar in which the hydroxyl (-OH) group attached to co2 number 1 is below the plane of the diamond ring. Starch is itself made up of two types of polymer: amylose and amylopectin. In amylose, the sugar monomers will be linked by 1, some glycosidic a genuine. This means that the bond attaches carbon atom number 1 in one glucose to carbon atom number 4 in the other glucose. This kind of produces a great unbranched cycle of glucose which then foldable to form a coil or helix. In amylopectin there are two sorts of glycosidic bonds: you, 4 and 1, 6. The you, 4 links are the same as in amylose. In addition some sugar molecules have a glycosidic link by carbon atom number 6th to carbon dioxide atom number 1 in a new glucose molecule. This produces a branch justification in the amylopectin molecule. Amylopectin is as a result a branched polymer. Glycogen is similar in structure to amylopectin, nevertheless branches more often. Cellulose is definitely an unbranched polymer consists of beta glucose molecules. Beta glucose is definitely an isomer of blood sugar in which the hydroxyl group mounted on carbon one particular is over a plane from the ring. The glucose monomers are associated by one particular, 4 glycosidic bonds. Hydrogen bonds among adjacent cellulose molecules allow them to form solid fibres, which in turn suite them to their role because the main structural component of plant cell wall space. For more details see:

http://www.steve.gb.com/science/index.html

http://en.wikipedia.org/wiki/Polysaccharide

http://www.rpi.edu/dept/bcbp/molbiochem/MBWeb/mb1/part2/sugar.htm

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