. This cell is dependent solely on glucose as an energy source a.Muscle cells b.Kidney cells c.Liver cells d.Brain cells 2. The monosaccharide of amylase in starch is a.Fructose b.Maltose c.Glucose d.Dextrose 3. The following bond can be found in sucrose a.Alpha-1,2-glycoside bond b.Beta-1,4-glycoside bond c.Alpha-1,4-glycoside bond d.Alpha-1,6-glycoside bond 4. Glucose is transported by facilitated diffusion in brain via a.GLUT-1 transporter b.GLUT-2 transporter c. GLUT-3 transporter d. GLUT-4 transporter

. This cell is dependent solely on glucose as an energy source a.Muscle cells b.Kidney cells c.Liver cells d.Brain cells 2. The monosaccharide of amylase in starch is a.Fructose b.Maltose c.Glucose d.Dextrose 3. The following bond can be found in sucrose a.Alpha-1,2-glycoside bond b.Beta-1,4-glycoside bond c.Alpha-1,4-glycoside bond d.Alpha-1,6-glycoside bond 4. Glucose is transported by facilitated diffusion in brain via a.GLUT-1 transporter b.GLUT-2 transporter c. GLUT-3 transporter d. GLUT-4 transporter

Ebk:Nutrition & Diet Therapy

10th Edition

ISBN:9780357391747

Author:DEBRUYNE

Publisher:DEBRUYNE

Chapter4: Lipids

Section: Chapter Questions

Problem 4SC

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Name three kinds of carbohydrates that can be built using only glucose monomers.
When this disaccharide is formed.... Select one: a. An alpha-beta-1,2-glycosidic bond is created b. Glucose and galactose are bonded together c. A beta-1,4-glycosidic linkage is created d. A hemiacetal bond in the molecule's center splits e. A water molecule is released
Which of the following polysaccharides cannot be cleaved with ?α-amylase, a glycosidase that catalyzes the hydrolysis of ?α 1-4 glycosidic bonds. Select all that apply a. Amylopectin b. Glycogen c. Chitin d. Cellulose e. Amylose
Milk forms cottage cheese when: a. the triglycerides in milk are lyophilized to fatty acids and glycerol by amylose b. probiotic bacteria ferment lactose sugar to lactic acid c. the pH is lowered below pH 4.6 d. the salt bridges stabilizing the functional 3-dimensional structure of casein proteins are disrupted e. sunflower oil is emulsified by the lecithin in egg white albumen
Which is true of reducing disaccharidess: a) One sugar has an unlinked anomeric carbon b) the anomeric carbons of both sugars are linked c) both sugars are ketoses d) one sugar is a ketose and the other is an aldose Amylose differs from amylopectin in that amylose is: a) branched b) unbranched c) required in the diet d) found only in bacteria The structure of glycogen most closely resembles that of: a) cellulose b) amylose c) amylopectin d) egg albumin The structure of cellulose differs from that of amylose in which way? A) cellulose uses fructose while amylose uses glucose b) cellulose has branches while amylose does not c) amylose has branches while cellulose does not d) cellulose has beta-links while amylose has alpha links The following sugar is commonly found in nature: a) L – fucose b) L-glucose c) L-ribose d) L – galactose Hyaluronic acid is classified as a: a) peptidoglycan b) ketohexose c) glycosaminoglycan d)…
1. The following unsaturated fatty acids can be found in seminal fluid and act on smooth muscles. a.Linoleic acids b.Oleic acids c.Prostaglandins d.Nervonic acids 2. The process involved when fatty acid chains covalently bonded to a glycerol molecule through an ester linkage is? a.hydrolysis b.oxidation c.phosphorylation d.esterification
Although the first two carbons of fructose and glucose are identical in structure to DHAP and GADP (from glycolysis), DHAP and GADP equilibriate on their in solution to favor the ketone over the aldehyde, while fructose and glucose do not. Why? a)The larger size of the molecule sterically hinders the isomerization b)The larger sugars have more OH groups which hydrogen bond and disrupt isomerization c)The larger sugars cyclize, and there is no carbonyl to isomerize in the cyclic form d)The larger sugars cyclize, and in the cyclic form the hydrogen bonding is very strong e)The larger sugars are less soluble in water than the smaller sugars
Which of the following statements about monosaccharides is true? A. Monosaccharides are classified according to the location of their carbonyl group. B. The penultimate chiral center of a monosaccharide determines its handedness. C. If the carbonyl group of a monosaccharide is terminal then it will react positively with Barfoed's and Seliwanoff's tests. D. The cyclization of monosaccharides results to the formation of a cyclic ether. E. The existence of anomers is due to the mutarotation along the reference carbon
Hemicellulose isa. a cross-linked glucose polymer.b. partially digested cellulose.c. a five-carbon sugar polymer.d. a complex of cellulose with lignin.
1. Which one is NOT a property of glycerol? a. "backbone" in the simple lipid structure b. undergoes condensation with three molecules of fatty acids c. its OH groups reacts with the fatty functional groups of fatty acids d. it is a water-soluble ester 2. Which one has to bends in the structure? a. palmitic acid b. oleic acid c. linoleic acid d. myristic acid
Which of the following is true about glycogen and amylopectin (starch)? a. Glycogen is abundant in the skeletal muscle, while amylopectin in the liver. b. Both are synthesized by most plants as their principle food reserve. c. Glycogen resembles amylopectin but is more extensively branched with α(1->6) linkages every 8 to 12 residues. d. Both are the storage polysaccharide of animals. e. Glycogen is a branched polymer, but amylopectin is a linear polymer.
Which of the following describes lactose? A. A nonreducing disaccharide containing glucose and fructose linked by a (α1-->4) bond. B. A reducing disaccharide containing two glucose molecules linked by a (α1-->4) bond. C. A reducing disaccharide containing two glucose molecules linked by a (β1-->4) bond. D. A reducing disaccharide containing galactose and glucose linked by a (β1-->4) bond. E. A nonreducing disaccharide containing galactose and glucose linked by a (α1-->4) bond.