Which of the following is a di-saccharide?

Glucose

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Fructose

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Galactose

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Sucrose

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Solution

The correct option is D
Sucrose

Explanation for the correct option:
(D) Sucrose
Sucrose is a di-saccharide.
Disaccharide: When two monosaccharides join it forms a molecule called a disaccharide.
Sucrose - Glucose + Fructose
Explanation for the incorrect options:
Mono-saccharide: It is the simplest form of sugar and the smallest unit of carbohydrate which can not be further divided.
Glucose, Fructose, and Galactose are monosaccharides
Hence, option (D) is correct., Sucrose is a di-saccharide.

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