Multiple Choice
Which of the following is not a common feature of monosaccharides?
28. Carbohydrates
Monosaccharide
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Which of the following statements best describes the structure of monosaccharides?
A
Monosaccharides are complex carbohydrates made up of multiple sugar units.
B
Monosaccharides are simple sugars composed of a single carbon ring.
C
Monosaccharides are simple sugars consisting of a single polyhydroxy aldehyde or ketone unit.
D
Monosaccharides are simple sugars that contain multiple carbon rings.
Verified step by step guidance1
Understand the definition of monosaccharides: Monosaccharides are the simplest form of carbohydrates and are often referred to as simple sugars.
Recognize the structural characteristics of monosaccharides: They consist of a single polyhydroxy aldehyde or ketone unit, meaning they have multiple hydroxyl (OH) groups attached to a carbon chain, and either an aldehyde or ketone group.
Differentiate between simple and complex carbohydrates: Simple carbohydrates, like monosaccharides, consist of one sugar unit, whereas complex carbohydrates are made up of multiple sugar units.
Identify the common forms of monosaccharides: They typically exist as linear chains or cyclic forms, but they do not contain multiple carbon rings.
Conclude that the correct description of monosaccharides is that they are simple sugars consisting of a single polyhydroxy aldehyde or ketone unit, distinguishing them from complex carbohydrates.
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