Lactose is composed of ________________.

Glucose + Galactose

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Glucose + Glucose

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Glucose + Fructose

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Fructose + Fructose

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Solution

The correct option is A Glucose + Galactose
A. Glucose + Galactose
EXPLANATION: Lactose is a diasaccharide, made up of galactose and glucose. Lactose makes up around 2-8% of milk. It is sometimes called milk sugar.

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Similar questions

Choose the correct combinations of the monosaccharides forming disaccharides.

i. Glucose + Glucose = Maltose ii. Glucose + Fructose = Lactose

iii. Glucose + Fructose = Sucrose iv. Glucose + Galactose = Lactose

Choose the correct combinations of the monosaccharides forming disaccharides.
i. Glucose + Glucose = Maltose ii. Glucose + Fructose = Lactose

iii. Glucose + Fructose = Sucrose iv. Glucose + Galactose = Lactose

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