Question

Which one of the following is NOT correct?
(a) D(–) Fructose exists in furanose structure
(b) D (+) Glucose exists in pyranose structure
(c) In sucrose the two monosaccharides are held together by peptide linkage
(d) Maltose is a reducing sugar

Answer 1

Hey mate....

here's the answer. ..

Option D.

Hope this helps❤

Answer 2

Answer:

In sucrose the two monosaccharides are held together by peptide linkage is an incorrect statement.

Explanation:

• In sucrose the two monosaccharides i.e. α-D-glucose and β-D-fructose are linked together by the glycosidic linkage.
• The peptide linkage is present in the polypeptide chain in which two amino acid are linked together.
• While maltose is a reducing sugar because it has free -OH group.

Among the given options, therefore the option C is not correct.