Difference between starch and cellulose on baais of their chemical properties and structure

Asked by Shivam Goyal | 10th May, 2015, 05:17: PM

Expert Answer:

Starch Cellulose
  • It is a polymer of α-D-Glucose.
  • It is a polymer of β-D-Glucose.
  • Starch is a branched polymer of liner polysaccharide amylase and a highly
           branched polysaccharide amylopectin.
  • Cellulose is a polymer of glucose units. It is long and unbranched.
  • Starch shows α-1, 4 linkages.
  • Cellulose forms β-1, 4 linkages.
  • Starch has general form of grains.
  • Cellulose has general form of fibres.
  • Starch is soluble in water when heated.
  • Cellulose is insoluble in water.

Answered by Hemangi Binny | 11th May, 2015, 10:20: AM

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