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Questions and Answers
D-glyceraldehyde has no optical isomers.
D-glyceraldehyde has no optical isomers.
True
L-glycerose's OH group is on the right.
L-glycerose's OH group is on the right.
False
Rhamnose is a common aldopentose sugar found in plants.
Rhamnose is a common aldopentose sugar found in plants.
False
Pentoses contain four carbon atoms.
Pentoses contain four carbon atoms.
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Aldopentose sugars have the possibility for optical isomerism due to the presence of four asymmetric carbon atoms.
Aldopentose sugars have the possibility for optical isomerism due to the presence of four asymmetric carbon atoms.
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Pentoses can be differentiated from hexoses because common bread yeast ferments pentoses but not hexoses.
Pentoses can be differentiated from hexoses because common bread yeast ferments pentoses but not hexoses.
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Dihydroxyacetone is a ketose compound.
Dihydroxyacetone is a ketose compound.
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Pentoses are commonly present in human urine.
Pentoses are commonly present in human urine.
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Glycerol has two forms called D-glycerose and L-glycerose.
Glycerol has two forms called D-glycerose and L-glycerose.
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Uronic acids are a type of hemicellulose compound.
Uronic acids are a type of hemicellulose compound.
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