2. Which of the following statements is not true?
(A) Monitoring changes in the amount ofglycosylated hemoglobin is an especially useful means of assessing the effectiveness oftreatments for diabetes mellitus.
(B) Dolichol phosphate is the mediator of N-linkedglycoproteins which acquired the initial sugars in the golgi.
(C) Glycosaminoglycans are acidic(anionic), through the presence of either sulfate or carboxylate groups.
(D) Chitin is ahomopolymer of acetylgalactosamine with β (14) linkages.
(E) The most common linkagesbetween sugar residues in disaccharides, oligosaccharides and polysaccharides is absent 1 5.