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Multiple Choice

Which of the following is an example of a disaccharide?

Sucrose is a disaccharide because it is composed of two monosaccharide units: glucose and fructose. Disaccharides are formed when two monosaccharides undergo a dehydration synthesis reaction, resulting in the formation of a glycosidic bond. In the case of sucrose, it is commonly found in many plants and is often used as table sugar. In contrast, glucose, galactose, and fructose are all monosaccharides, meaning they are single sugar molecules and cannot be hydrolyzed into simpler sugars. Monosaccharides serve as the building blocks for more complex carbohydrates, including disaccharides like sucrose, as well as polysaccharides.

Sucrose is a disaccharide because it is composed of two monosaccharide units: glucose and fructose. Disaccharides are formed when two monosaccharides undergo a dehydration synthesis reaction, resulting in the formation of a glycosidic bond. In the case of sucrose, it is commonly found in many plants and is often used as table sugar.

In contrast, glucose, galactose, and fructose are all monosaccharides, meaning they are single sugar molecules and cannot be hydrolyzed into simpler sugars. Monosaccharides serve as the building blocks for more complex carbohydrates, including disaccharides like sucrose, as well as polysaccharides.