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Question: Answered & Verified by Expert
Among the following, the incorrect statement is
ChemistryBiomoleculesJEE MainJEE Main 2018 (16 Apr Online)
Options:
  • A cellulose and amylose has 1,4-glycosidic linkage.
  • B lactose contains β-D-galactose and β-D-glucose.
  • C maltose and lactose has 1,4-glycosidic linkage.
  • D sucrose and amylose has 1,2-glycosidic linkage.
Solution:
1018 Upvotes Verified Answer
The correct answer is: sucrose and amylose has 1,2-glycosidic linkage.

In amylose, 1,4-glycosidic linkage is present.

So, this option statement is incorrect.

Sucrose has 1,2-glycosidic linkage between glucose and fructose. 

cellulose and amylose has 1,4-glycosidic linkage. lactose contains β-D-galactose and β-D-glucose. maltose and lactose has 1,4-glycosidic linkage.

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