2. Which of the following is an aldotriose? (in 1 to 3 sentences, explain why this is your answer). a. dihydroxyacetone b. glyceraldehyde c. ribulose d. erythrose
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- 1. The general chemical formula of carbohydrate is: (in 1 to 3 sentences, explain why this is your answer). а. (СH20)n b. (CH2O)2n с. (СНО)n d. CnH2nO 2. Which of the following is an aldotriose? (in 1 to 3 sentences, explain why this is your answer). a. dihydroxyacetone b. glyceraldehyde c. ribulose d. erythroseClassify 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 dihydroxyacetoneThese are the options: Given the choices of carbohydrates in the following list and provide the type of carbohydrates that match with the given descriptions A. Glucose B. Fructose C. Galactose D. Mannose E. Ribose F. Xylose G. Xylulose H. Glucosamine I. Maltose J. Sucrose K. Lactose L. Trehalose M. Amylose N. Amylopectin O. Cellulose P. Agarose Q. Glycosaminoglycan
- Define the following terms: a. reducing sugar b. alditol c. enediol d. acetal e. ketalClassify the following lipid (choose all that apply).CHOOSE ALL THAT APPLY a. omega-6 b. trans alkene(s) c. omega-3 d. wax ester e. saturated f. monounsaturated g. fatty acid h. triglyceride i. steroid j. polyunsaturated k. cis alkene(s)Classify the following lipid (choose all that apply).CHOOSE ALL THAT APPLY a. monounsaturated b. omega-6 c. triglyceride d. saturated e. steroid f. polyunsaturated g. omega-3 h. wax ester i. fatty acid
- What is the common feature between an aldo- hexose and a ketohexose: A The number of secondary alcohol functions B The number of carbonyl groups C The number of asymmetric carbons D The number of primary alcohol functions E The nature of their carbonyl groupName the following compound: HO HO H H OH H. OH но он ÓH H HO, а. Ketose b. Maltose c. Sucrose d. Aldose1) Below you are given the structures of the disaccharides lactose and trehalose. он он но он но но OH но но OH но он но но OH Lactose Trehalose a. Identify clearly the hemiacetal and acetal groups in these disaccharides and determine for each of these identified groups if they have a- or B-configuration. b. Identify (name) each of the following two monosaccharides A and B. OH Но HO- OH OH HO- HO OH Но B A
- Page 3 of 6 Previous Next For items 16-20, determine the monosaccharide units for each carbohydrate. Choic are: A. B-D-galactopyranose, and D-glucopyranose B. a-D-glucopyranose and D-glucopyranose C. N-acetyl-galactosamine D. B-D-glucuronate-2-sulfate, E. N-acetyl-B-D-glucosamine, and D-glucuronate 16. Maltose 17. Lactose and N-sulfo-D-glucosamine-6-sulfate 18. A-antigen oligosaccharide (end unit) 19. Heparin 20. Hyaluronic acid 344I would like to ask the following since I kinda don't clearly understand the concept behind them: 1. What is Dextrin and how does it differ from glycogen and starch? 2. Would acid hydrolysis (addition of conc. HCl) of starch lead to dextrin or glucose monomers? Kindly show the chemical reaction/s and kindly explain in simple terms. 3. Why is starch a non-reducing sugar? How can you easily differentiate reducing sugars from non-reducing sugar?Match the following: A. A triglyceride on hydrolysis gives, Fatty 1. Sphingosine +Carbohydrate 2. A non- B. A wax consists of, saponifiable lipid C. Phosphoglyceride consists of, Fatty acid 3. Sphingosine + Phosphoric acid+ Carbohydrate D. A sphingomyelin consists of, membered 4. A set of 3 6- And a 5-membered ring Fused together. 5. Saponifiable E. A glycolipid consists of, lipid. F. A steroid is a special type of ring system Consists of 6. Fatty acids and long Chain alcohols 7. Glycerol, G. A prostaglandin is an example of, Fatty acids+ Phosphoric acids H. Triglycerides, phospholipids and glycol