Consider the following statements: (1) Complete hydrolysis of a disaccharide produces only monosaccharides. (2) Dihydroxyacetone, galactose, and ribose are all hexoses. (3) Both amylopectin and glycogen are branched glucose polymers. Only one of the statements is true. O Two of the three statements are true. All three statements are true. None of the statements are true.
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- Which of the following statements concerning glycolipids is true? a. All glycolipids contain sphingosine. b. All glycolipids contain one sugar residue. c. All glycolipids contain phosphatidylglycerol. d. Some glycolipids contain ceramide, while others do not.What is the relationship between the following monosaccharides (enantiomers, diastereomers, or epimers)? - D-glucose and L-glucose - D-glucose and D-allose - D-allose and D-altrose - D-altrose and D-glucoseClassify each of the following sugar pairs as enantiomers, diastereomers, epimers, or an aldose–ketose pair. a. D-erythrose and D-threose b. D-glucose and D-mannose c. D-ribose and L-ribose d. D-allose and D-galactose e. D-glyceraldehyde and dihydroxyacetone
- Indicate which of the terms monosaccharide, disaccharide, reducing sugar, anomers, enantiomers, and aldohexose applies to both members of each of the following pairs of substances. More than one term may apply to a given pair of substances. a-D-Glucose and a-D-galactose- Sucrose and cellobiose- Glyceraldehyde and dihydroxyacetone- D-Ribose and L-ribose-Which of the following describes lactose? A. A nonreducing disaccharide containing glucose and fructose linked by a (α1-->4) bond. B. A reducing disaccharide containing two glucose molecules linked by a (α1-->4) bond. C. A reducing disaccharide containing two glucose molecules linked by a (β1-->4) bond. D. A reducing disaccharide containing galactose and glucose linked by a (β1-->4) bond. E. A nonreducing disaccharide containing galactose and glucose linked by a (α1-->4) bond.Which of these is an ketohexose? a) fructose b) glucose c) ribose d) erythrose Which of these is a constitutional isomer of d-glucose? a) fructose b) galactose c) l-glucose d) ribose Which of these is an enantiomer of d-glucose? a) d-fructose b) d- galactose c) l-glucose d) d-ribose Which of these is a diastereomer of d-glucose? a) d- fructose b) d-galactose c) l-glucose d) d-ribose
- Is it somehow possible to generate carbohydrate from non-carbohydrate? If yes, how and if no, why?Identify the component monosaccharides of each of the following compounds and describe the type of glycosidic linkage in each.What are the functions of carbohydrates? Differentiate the class of carbohydrates and their chemistry Compare and contrast proteoglycans, glycoproteins, and glycosaminoglycans. Cite examples for each Give the Unique Feature and Important Function of each: Polysaccharide Chondroitin Нераrin Hyaluronate Dermatan Sulfate Keratan Sulfate Mucin
- Describe aldoses and ketoses. Describe triose, tetrose, pentose, hexose and heptose. Describe monosaccharide and list at list three examples. Describe disaccharide and list at list three examples. Describe polysaccharide and list at list three examples. Describe functions of carbohydrates. Describe the polymerization process of carbohydrates. Describe the degradation process of carbohydrates. What is the bond between sugars in a polysaccharide? Describe the function of sugars in protein structures and functions.Name the process of formation of glucose from non carbohydrates.Match the following compounds with choices (a) monosaccharide, (b) disaccharide, or (c) polysaccharide:SucroseGlucoseGlycogenFructoseStarch