Amylopectin is composed of A) glucose and fructose B) galactose and fructose C) glucose D) galactose...
Amylopectin is composed of
A) glucose and fructose
B) galactose and fructose
C) glucose
D) galactose
E) glucose and lactose
Homework Answers
C. GLUCOSE
Amylopectin is composed of glucose units linked primarily with alpha-1,4 glycosicid bond but with occasional alpha -1,6 glycosidic bond which are responsible for the branching.
Amylopectin is highly branched being formed of 2000 to 200000 glucose units.
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Amylopectin is composed of
A) glucose and fructose
B) galactose and fructose
C) glucose
D) galactose...
Which of the following are epimers? a) glucose and fructose, b)glucose and galactose, c) galactose and...
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1. Starch is a polymer made from the following monomer: a. a-galactose b. C-glucose c. B-glucose...
1. Starch is a polymer made from the following monomer: a. a-galactose b. C-glucose c. B-glucose d. a-fructose 2. The type of bond that forms when a disaccharide is formed from two monosaccharides is called: a. a peptide bond b. a carbohydrate bond c. an ester bond d. a glycosidic bond 3. The products of hydrolysis of lactose are: a. glucose and galactose b. glucose and fructose c. galactose and ribose d. fructose and galactose 4. Which is the most...
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The building block of pectic substances is A) sucrose B) glucose C) fructose D) galactose E) cellulose
Ch. 15 Carbohydrates 1) How many stereocenters are in: a) Glucose b) Fructose c) Galactose 2)...
Ch. 15 Carbohydrates 1) How many stereocenters are in: a) Glucose b) Fructose c) Galactose 2) Area-D-glucose and B-D-glucose anomers? Are they enantiomers? Explain 3) Draw Haworth structure of B-D-galactose and B-D-fructose. 4) Convert each Haworth projection to a Fisher projection
2. Lactose is a disaccharide sugar composed of galactose and glucose that is found in milk....
2. Lactose is a disaccharide sugar composed of galactose and glucose that is found in milk. But how can we determine the order that the glucose and galactose are connected in this disaccharide? Use your knowledge of reactions from CHE 128 (e.g. alcohols, aldehydes and hemi-acetals) to propose an experiment (i.e. a series of reactions or experiments) that will answer this question. (this part counts as the BONUS question for quiz #5) OH HO OH OH HO OH HO HO...
Identify ALL of the following which are fibers: xantham gum lactose galactose ...
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Draw the structure of lactose give Blucopyranose. (D-galactose is a C-4 epimer of D-glucose) is: B-D-galactopyranos...
Draw the structure of lactose give Blucopyranose. (D-galactose is a C-4 epimer of D-glucose) is: B-D-galactopyranosyl-(1,4)-a-D-
14.Sucrose is composed of A. 1 molecule each of glucose and fructose. B. 1 molecule each...
14.Sucrose is composed of A. 1 molecule each of glucose and fructose. B. 1 molecule each of glucose and galactose. C. 2 glucose molecules. D. 2 galactose molecules. 15.Which hormone comes into play when the blood sugar dips too low? A. glucagon B. insulin C. gastrin D. estrogen 16.Which sweetener provides no calories to humans? A. sucrose B. sucralose (Splenda) C. xylitol D. fructose 17.______ and ______ acids are essential fatty acids. A. Acetic and butyric B. Oleic and linolenic...
Draw Fischer-projections for the hexitols obtained by reducing a mixture of D-mannose, D-glucose, D-fructose and D-galactose.
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14. Which of the following sugars could be transformed into fructose 6-phosphate if glucose and glucose...
14. Which of the following sugars could be transformed into fructose 6-phosphate if glucose and glucose phosphates were no longer available? A. Galactose B. Mannose C. Lactose D. Amylose E. Trehalose 15. Which pathway leads to a loss of carbon, which is undesirable in organisms that cannot fix carbon? A. Glycolysis B. Gluconeogenesis C. Pentose phosphate, nonoxidative phase D. Pentose phosphate, oxidative phase E. None of the above.
1. Starch is a polymer made from the following monomer: a. a-galactose b. C-glucose c. B-glucose d. a-fructose 2. The type of bond that forms when a disaccharide is formed from two monosaccharides is called: a. a peptide bond b. a carbohydrate bond c. an ester bond d. a glycosidic bond 3. The products of hydrolysis of lactose are: a. glucose and galactose b. glucose and fructose c. galactose and ribose d. fructose and galactose 4. Which is the most...
Ch. 15 Carbohydrates 1) How many stereocenters are in: a) Glucose b) Fructose c) Galactose 2) Area-D-glucose and B-D-glucose anomers? Are they enantiomers? Explain 3) Draw Haworth structure of B-D-galactose and B-D-fructose. 4) Convert each Haworth projection to a Fisher projection
2. Lactose is a disaccharide sugar composed of galactose and glucose that is found in milk. But how can we determine the order that the glucose and galactose are connected in this disaccharide? Use your knowledge of reactions from CHE 128 (e.g. alcohols, aldehydes and hemi-acetals) to propose an experiment (i.e. a series of reactions or experiments) that will answer this question. (this part counts as the BONUS question for quiz #5) OH HO OH OH HO OH HO HO...
Draw the structure of lactose give Blucopyranose. (D-galactose is a C-4 epimer of D-glucose) is: B-D-galactopyranosyl-(1,4)-a-D-
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