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Question 870011
JEE Chemistry · Easy

Biomolecules and Polymers: Mixed MCQ

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MixedEasyQuestion 870011

Question

Sucrose is a disaccharide of:
  1. A
    Glucose + Fructose
    Correct
  2. B
    Glucose + Glucose
  3. C
    Glucose + Galactose
  4. D
    Fructose + Fructose

Correct answer

Glucose + Fructose

Explanation

Sucrose (table sugar) = glucose (α-1) + fructose (β-2) linked by a 1,2-glycosidic bond. It is non-reducing (no free anomeric OH). Lactose = glucose + galactose. Maltose = glucose + glucose.

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