Lactose is composed of:

Glucose + Glucose

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Glucose + Fructose

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Fructose + Galactose

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Glucose + Galactose

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Solution

The correct option is D Glucose + Galactose
Lactose is a disaccharide and is made up of glucose and galactose. It is found in milk and milk products. Glucose and galactose are joined together by a beta glycosidic bond to form lactose.

$\begin{matrix} Disaccharides & Monomer units Maltose & Glucose + Glucose Lactose & Glucose + Galactose Sucrose & Glucose + Fructose \end{matrix}$

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Similar questions

Regarding lactose, some statements are given below

A) On hydrolysis, lactose gives β-D-galactose and β-D-glucose

B) In lactose C₁ of β-D-galactose has acetal structure and C₁ of β-D-glucose has hemiacetal structure

C) In lactose molecule, β-D-galactose is a non-reducing unit and β-D-glucose is reducing unit

The correct statements are

Regarding lactose, some statements are given below

A) On hydrolysis, lactose gives β-D-galactose and β-D-glucose

B) In lactose C₁ of β-D-galactose has acetal structure and C₁ of β-D-glucose has hemiacetal structure

C) In lactose molecule, β-D-galactose is a non-reducing unit and β-D-glucose is reducing unit

The correct statements are

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