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CH401 Biochemistry I Homework Assignment #6, Carbohydrates 1. Indicate whether each of the following pairs of sugars consists of anomers, epimers, enantiomers, or none of these relationships. a. D-glyceraldehyde and dihydroxyacetone. annos b. D-glucose and D-mannose - epimers c. D-erythrose and L-erythrose er m ers d. a-D-glucose and B-D-glucose - enoshowers e. D-ribose and D-arabinose - f. D-galactose and D-glucose - 2. What does the enzyme mutarotase catalyze? Show by an equation using the glucose isomers. 3. Draw the Haworth...
Please choose the correct answer: Question 1 1 pts CH-оH -о он ОН, ОН ОН The molecular above is? alpha glucopyranose beta glucofuranose alpha fructofuranose alpha galactopyranose beta fructopyranose beta galactopyranose alpha glucofuranose beta glucopyranose Question 2 1 pts CHO Он Н OH н. н -ОН CH,он The molecule above is? galactose fructose glucose mannose ribose OOOO Question 3 1 pts СНо Н -ОН OH Н н Он CH2OH The furanose form of this molecule is which of the structures...
1. Which of the following is an aldohexose? 2. Which of the following is a cetopentose? 3. Which of the following best describes the relationship between D-glucose and D-fructose? 4. Which of the following is (are) L-alfohexose(s)? 5. Which of the following aldohexose(s) is (are) dextrorotatory? 6. How many stereoisomers are possible for L-galactose? Draw or look for its structure. 7. Which of the following conpounds is a pair of enantiomers? 8. Draw the fisher projection for L-sedoheptulose and also...
1) SHOW WORK STEP By STEP below is Figure 7-3 Recognizing Epimers Using Figure 7-3, identify the epimers of (a) D-allose, (b) D-gulose, and (c) D-ribose at C-2, C-3, and C-4. Answer Epimers differ by the configuration about only one carbon. (a) D-altrose (C-2), D-glucose (C-3), D-gulose (C-4) (b) D-idose (C-2), D-galactose (C-3), D-allose (C-4) (c) D-arabinose (C-2), D-xylose (C-3) (a) D-Aldoses Three carbons Four carbons Five carbons но не HO -OH н-с-он CH, OH D-Glyceraldehyde но-с-н H-C-OH снион D-Threose...
18. Which of the following compound(s) would undergo mutarotation in aqueous solution? 19. Draw the chair conformation of a-D-galactopyranose. 20. Which of the following compound(s) is a glycoside? 21. Provide the reagents neccesary to carry out the following conversion. 22. Predict the product(s) for the following reaction. 23. D-glucose & D-galactose are ______epimers of each other. 24. Predict the product(s) for the following reaction. 25. Which of the following compound(s) would produce D-glucose and D-mannose when treated with HCN followed...