Question 5 Explain why lactose has 2 anomeric forms of lactose but, no anomeric forms of...
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Question 5
Explain why lactose has 2 anomeric forms of lactose but, no
anomeric forms of...
1)Simplify how many reducing groups are in the molecule dissacharide?DRAW STRUCTURES 2) There are 2 lactose...
1)Simplify how many reducing groups are in the molecule
dissacharide?DRAW STRUCTURES
2) There are 2 lactose formations of anomeric. Although no
anomeric forms of sucrose have been reported. Explain why and draw
the 2 forms
Reducing Sugars Draw the structural formula for a-D-glucosyl-(16)-D-mannosamine and circle the part of this structure that makes the compound a reducing sugar.
1, whuxh of the folowing carbohydrates contain ketohexoses? a. Sucrose b. Lactose c. Cellulose d. Starch...
1, whuxh of the folowing carbohydrates contain ketohexoses? a. Sucrose b. Lactose c. Cellulose d. Starch e. Fructose 2.Which of the following functional groups in a carbohydrates are able to be oxidized to carboxylic acids? a. Kentones that are rearranged in solution b. Ketones that are rearranged in solution c. Alcohols d. Aldehydes 3. Which of the follwoing crbohydrates were reducing sugars?(select all that apply) a. Cellulose b.STArch c. Sucrose c. lactose e. Fructose 4. Why does lactose give a...
help! Question 1 (1.25 points) Which of the following carbohydrates contain ketohexoses? (Select all that apply.)...
help!
Question 1 (1.25 points) Which of the following carbohydrates contain ketohexoses? (Select all that apply.) Sucrose Fructose Lactose Starch Cellulose Question 2 (1.25 points) Which of the following functional groups in a carbohydrate are able to be oxidized to carboxylic acids? (Select all that apply.) Alcohols Ketones that are rearranged in solution. Aldehydes Ketones that are not rearranged in solution. Question 3 (1.25 points) Which of the following carbohydrates were reducing sugars? (Select all that apply.) Sucrose Cellulose Starch...
2 Explain why the TSI medium contains a lower concentration of glucose than of lactose and...
2 Explain why the TSI medium contains a lower concentration of glucose than of lactose and sucrose. 3. Explain the purpose of the phenol red in the medium. 4. Explain the purpose of thiosulfate in the medium.
1. Draw glucose B-D-glucose in a chair form, and circle the anomeric carbon. Why is the...
1. Draw glucose B-D-glucose in a chair form, and circle the anomeric carbon. Why is the anomeric carbon significant? 2. Why is cyclization of sugars important? What does the concept of mutarotation indicate to us about dual roles of monosaccharides? Two part question: 3. Why are monosaccharides most commonly found in pyran and furan ring forms, rather than: A) other ring motifs -(think along the lines of: why NOT 3,4, or 7 membered rings)? B) in their linear form? 4....
Question 5 (of 31 00 points Select the keyword or phrase that will best complete each...
Question 5 (of 31 00 points Select the keyword or phrase that will best complete each sentence. Key terms: is a carbohydrate that has the OH group on the chirality L a anomer center farthest from the carbonyl on the right. -glycoside A(n) is the cyclic form of a D-monosaccharide that contains a hemiacetal with the OH group drawn up, above the ring Banomer B-glycoside D-monosaccharide Ain) is a monosaccharide with the OR group on the anomeric carbon oriented below...
1. Which of the following carbohydrates contain ketohexoses? a. starch b. sucrose c. cellulose d. fructose...
1. Which of the following carbohydrates contain ketohexoses? a. starch b. sucrose c. cellulose d. fructose d. lactose 2. Which of the following functional groups in a carbohydrate are able to be oxidized to carboxylic acids? a. ketones that are rearranged in solution b. ketones that are not rearranged in solution c. aldehydes d. alcohols 3. Which of the following carbohydrates were reducing sugars? a. lactose b. sucrose c. fructose d. starch e. cellulose 4. Why does lactose give a...
Question 8 (2 points) What wax is formed from palmitic acid (CH3(CH2)24COOH) and the alcohol CH3(CH2)210H?...
Question 8 (2 points) What wax is formed from palmitic acid (CH3(CH2)24COOH) and the alcohol CH3(CH2)210H? O A) CH3(CH2)14 COO(CH2)14CH3 OB) CH3(CH2)24COO(CH2)21CH3 OC) CH2(CH2)24COO(CH2)21CH3 OD) CH3(CH2)21 COO(CH2)14CH3 OA) Lactose can be hydrolyzed in the body, but maltose cannot. B) The two monosaccharides in lactose are joined by a 14-B-glycoside bond, while the two monosaccharides in maltose are joined by a 14-a-glycoside bond. c) Lactose contains two glucose units, while maltose contains two galactose units. D) Lactose contains both an acetal...
What is the correct answer? And please explain in 2-3 sentences on why it is the...
What is the correct answer? And please explain
in
2-3 sentences on why it is the correct answer for each,
thank you !
15. Which statement below about the interconversion of the alpha and beta anomers of D-glucopyranose is true? The interconversion requires an enzyme called an isomerase The interconversion is spontaneous in water because the acetal functionality is labile The interconversion is spontaneous in water but is slow which is why we typically draw glucose having one anomeric form...
5 a) identify the anomeric carbon in the below molecule b) identify the thpe of ring...
5 a) identify the anomeric carbon in the below molecule
b) identify the thpe of ring pyranose or furanose
c) identify if it is a or b
6 a) identify the anomeric carbon in the below molecule
b) identify the thpe of ring pyranose or furanose
c) identify if it is a or b
7 The structure of 6-carbon ketose sugar is shown. Draw the
common cyclic structure of this structure (both a and b form)
8 Identify the relationship...
1)Simplify how many reducing groups are in the molecule
dissacharide?DRAW STRUCTURES
2) There are 2 lactose formations of anomeric. Although no
anomeric forms of sucrose have been reported. Explain why and draw
the 2 forms
Reducing Sugars Draw the structural formula for a-D-glucosyl-(16)-D-mannosamine and circle the part of this structure that makes the compound a reducing sugar.
help!
Question 1 (1.25 points) Which of the following carbohydrates contain ketohexoses? (Select all that apply.) Sucrose Fructose Lactose Starch Cellulose Question 2 (1.25 points) Which of the following functional groups in a carbohydrate are able to be oxidized to carboxylic acids? (Select all that apply.) Alcohols Ketones that are rearranged in solution. Aldehydes Ketones that are not rearranged in solution. Question 3 (1.25 points) Which of the following carbohydrates were reducing sugars? (Select all that apply.) Sucrose Cellulose Starch...
2 Explain why the TSI medium contains a lower concentration of glucose than of lactose and sucrose. 3. Explain the purpose of the phenol red in the medium. 4. Explain the purpose of thiosulfate in the medium.
1. Draw glucose B-D-glucose in a chair form, and circle the anomeric carbon. Why is the anomeric carbon significant? 2. Why is cyclization of sugars important? What does the concept of mutarotation indicate to us about dual roles of monosaccharides? Two part question: 3. Why are monosaccharides most commonly found in pyran and furan ring forms, rather than: A) other ring motifs -(think along the lines of: why NOT 3,4, or 7 membered rings)? B) in their linear form? 4....
Question 5 (of 31 00 points Select the keyword or phrase that will best complete each sentence. Key terms: is a carbohydrate that has the OH group on the chirality L a anomer center farthest from the carbonyl on the right. -glycoside A(n) is the cyclic form of a D-monosaccharide that contains a hemiacetal with the OH group drawn up, above the ring Banomer B-glycoside D-monosaccharide Ain) is a monosaccharide with the OR group on the anomeric carbon oriented below...
Question 8 (2 points) What wax is formed from palmitic acid (CH3(CH2)24COOH) and the alcohol CH3(CH2)210H? O A) CH3(CH2)14 COO(CH2)14CH3 OB) CH3(CH2)24COO(CH2)21CH3 OC) CH2(CH2)24COO(CH2)21CH3 OD) CH3(CH2)21 COO(CH2)14CH3 OA) Lactose can be hydrolyzed in the body, but maltose cannot. B) The two monosaccharides in lactose are joined by a 14-B-glycoside bond, while the two monosaccharides in maltose are joined by a 14-a-glycoside bond. c) Lactose contains two glucose units, while maltose contains two galactose units. D) Lactose contains both an acetal...
What is the correct answer? And please explain
in
2-3 sentences on why it is the correct answer for each,
thank you !
15. Which statement below about the interconversion of the alpha and beta anomers of D-glucopyranose is true? The interconversion requires an enzyme called an isomerase The interconversion is spontaneous in water because the acetal functionality is labile The interconversion is spontaneous in water but is slow which is why we typically draw glucose having one anomeric form...
5 a) identify the anomeric carbon in the below molecule
b) identify the thpe of ring pyranose or furanose
c) identify if it is a or b
6 a) identify the anomeric carbon in the below molecule
b) identify the thpe of ring pyranose or furanose
c) identify if it is a or b
7 The structure of 6-carbon ketose sugar is shown. Draw the
common cyclic structure of this structure (both a and b form)
8 Identify the relationship...
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