| 1. | Examples of heptoses include the ketose s mannoheptulose and sedoheptulose.
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| 2. | If the sugar contains a ketone group, it is a ketose.
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| 3. | It has one ketone group and so is part of the ketose family.
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| 4. | Aldose and ketose, although differ in structures, also perform in different roles.
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| 5. | The straight-chain ketose is formed.
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| 6. | An aldose may isomerize to a ketose through the Lobry-de Bruyn-van Ekenstein transformation.
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| 7. | To close the fructose ring, the reverse of ring opening occurs and the ketose is protonated.
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| 8. | A typical rearrangement reaction is that between the aldose glyceraldehyde and the ketose dihydroxyacetone in a chemical equilibrium.
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| 9. | "' Sorbose "'is a ketose belonging to the group of sugars known as monosaccharides.
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| 10. | "' Seliwanoff s test "'is a chemical test which distinguishes between aldose and ketose sugars.
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