Digestion and AbsorptionHard

Question

Which is a reducing sugar ?

Options

A.Galactose
B.Gluconic acid
C.β -methyl galactoside
D.Sucrose

Solution

Galactose, fructose, mannose, galactose are hexose monosaccharides. The monosaccharides have free aldehyde or ketone group which can reduce Cu2+ to Cu+ Therefore, these are called reducing sugar.

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