>Question 5Match the glycosidic bond with the enzyme that hydrolyzes.HINT: Start by thinking of what monosaccharides are in the glycosidic bonddescription, then think of the more complex carbohydrates composed bythose monosaccharides.a-D-Glucopyranosyl-(1-2)-B-D-fructofuranosideB-D-Galactopyranosyl-(1-4)-D-glucosea-D-Glucopyranosyl-(1→4)-D-glucosea-D-Glucopyranosyl-(1→6)-D-glucosesucraselactasemaltasemaltase Question 3Enzymatic sucrose digestion is initiated in thepylorusmouthduodenumfundus

Introduction Enzymes are known as bio catalyst. Chemically enzymes are protein. Enzymes are very…

Answered: Question 3 Enzymatic sucrose digestion…

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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An oligosaccharide is a repeating unit of a-D-galactopyranosyl-(a-1 >3)-allopyranoside. Each disaccharide unit is linked via B-1 --->4 glycosidic bond. The oligosaccharide has 10 monosaccharide residues. Required: Is this oligosaccharide a good substrate for glycolysis? Why or why not? Provide two reasons and discuss corn prehensively.
The following structure is sorbose Answer the following questions and briefly explain Draw β-D-sorbufuranose Draw β-D-sorbufuranosyl(2->1) β-D-glucopyranoside. Is this reducing sugar? What would be the probable function of this disaccharide, structural or storage?
Gentiobiose (D-Glc(ß1→6)D-Glc) is a disaccharide found in some plant glycosides. Draw the Haworth structure of gentiobiose based on its abbreviated name. Show all multiatom groups using the groups tool. Show stereochemistry using wedge (upward) or dash (downward) bonds.
What is the correct systematic name for the disaccharide below? Question 6 options: a O-β-D-glucopyranosyl-(1-->2)-α-D-glucopyranose b O-β-D-glucopyranosyl-(1-->4)-β-D-glucopyranose c O-α-D-glucopyranosyl-(1--> 2)-α-D-glucopyranose d O-β-D-glucofuranosyl-(1--> 4)-β-D-glucofuranose
Deduce the structure of the disaccharide trehalose from the following data. Trehalose is the "blood sugar" of the insect world. It is found in bacterial spores, fungi, and many insects whose natural environment has large variations in temperature. [1] Hydrolysis yields D-glucose exclusively. [2] Trehalose is hydrolyzed by a-glycosidase enzymes. [3] Trehalose is a nonreducing sugar. [4] Methylation with excess CHạI, Ag,0, followed by hydrolysis with H3O*, forms only one product: LOCH3 CH;0 CH;O- (both anomers) OH OCH,
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 best describes the molecule below? . CHOH H H CH OH H OH OH CH OH OH H. OH B -D-galactopyranosyl-(104)-D-glucopyranose a -D-glucopyranosyl-(102)-D-fructofuranoside a -D-glucopyranosyl-(102)-D-glucofuranoside B -D-galactopyranosyl-(104)-D-fructopyranose
A. STRUCTURAL FORMULAS FOR CARBIHYDRATES Monosaccharides Draw the fischer projection, Haworth cyclic and chair formulas (α, β) for glucose and fructose Disaccharide Draw the Haworth cyclic and chair formulas for lactose, maltose and sucrose. Indicate the glycosidic bond. Polysaccharide Draw the representative formulas of amylose and glycogen indication the typical glycosidic bonds in each type of compound
Fill in ..... (1) the complete systematic names for sugars A, B and C (remember to you pyranosyl or furanosyl because these are not the terminal sugar). (2) The appropriate descriptor of the glycosidic bonds where appropriate/necessary. (3) Draw the missing sugars as indicated onto the given diagram. HO OH GED A HO OH a-L-psicofuranose (1➜6)- (1➜4)- a-D-idopyranose HO OH B OH OH OH OH SUGAR A SUGAR B SUGAR C
Refer to the lipid structure below. CH,-O-C-(CH,),,CH, CH-O-C-(CH,),CH, NH,+ CH-O-P-O-CH,-CH-COO- A. Identify the lipid structure, give its role, function, and enumerate its hydrolysis products. B. Explain which hydrolyzed component will test positive in the Acrolein test? Ninhydrin test?
a. Is the disaccharide below a non-reducing sugar? yes or no b. The glycosidic linkage in the disaccharide is what β-(1-2) linkage, α-(1-2) linkage, β-(1-4) linkage, or α-(1-4) linkage? c. The products of hydrolysis of the disaccharide (which of the ff.) α-galactose and α-ribose α-glucose and α-fructose α-fructose and α-galactose α-glucose and α-galactose
For disaccharide b, give the monosaccharide units produced by hydrolysis, the type of glycosidic bond, and the name of the disaccharide, including a or 8. CHOH CH,OH H. OH H. HO Match the words in the left column to the appropriate blanks in the sentences on the right. Reset Help galactose and fructose When the disaccharide is hydrolyzed, the monosaccharide units that are produced are two molecules of fructose two molecules of glucose The type of glycosidic bond shown for the disaccharide in thin part is 8-1,4 The name of the disaccharide including a or A in B-1,2 a-1,4 a- 1,2 a-lactose B-lactose a-maltose B-maltose

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Question 3 Enzymatic sucrose digestion is initiated in the pylorus mouth duodenum fundus