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- Question 25 Which one of the following statements about polysaccharides is NOT correct? O Amylopectin contains branched polysaccharide chains of D-glucose units. O Cellulose and amylopectin are both made up of D-glucose units O Cellulose is a fibrous structural material in plants O Cellulose and amylose differ in the stereochemistry of the glycosidic bonds O Amylose and amylopectin have different stereochemistry of the glycosidic bonds « Previous F3 F4 F5 F6 F7 F8 F9 F10 23 & 团Question 1 Which statement is TRUE in relation to amylose and amylopectin? O Amylopectin is highly branched and the main component of resistant starch. O Amylose is generally more resistant to enzymatic hydrolysis than amylopectin. O They both contain beta 1-4 glycosidic linkages between glucose molecules. O Amylose is a highly branched polymer that is more rapidly hydrolysed than amylopectin.Question 10 Which of the following statements is NOT correct Polysaccharides require less energy to breakdown than disaccharides O The body can convert polysaccharides into simple sugars such as glucose O Starch and cellulose are both polysaccharides Disaccharides are made up of two monosaccharides linked by a glycosidic bond Sucrose is a disaccharide
- D Question 30 The following compound is best identified as (blank). O *NH3-CH-C-NH-CH-COO- CH₂ OH CH3 O a carbohydrate O a monosaccharide O a dipeptide O an unsaturated fatty acidGlycocongugates are, by definition: Question 26 options: Carbohydrates covalently linked to biological molecules which are not carbohydrates Any carbohydrate linked to any other biological molecule which is not a carbohydrate, regardless of the type of bond formed Specifically proteins linked to carbohydrates through covalent bonds None of the aboveQUESTION 47 Observe the following structures of monosaccharides and answer the question. ÇHO ÇHO CHO CH,OH ÇH,OH HO OH Но- OH HO HO H- HO HO HO- HO OH HO HO- но- HO- но- CH,OH CH,OH CH,OH CH,OH CH,OH a e Which of the sugars shown in the figure above is NOT a reducing sugar? OA. 'a' O B. 'b' OC. 'c' D. 'e
- Question 10 The reaction in which a disaccharide is broken down into its component monosaccharides is enediol formation. O hydrolysis. glycoside formation. oxidation. reduction.Question 3 Select all that apply. Which one is not an example of monosaccharide? sucrose O glucose fructose maltose O cellulose O riboseQuestion 4 of 13 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. Select the correct response: A, C, and E B, C, D, and E A, B, and C D, C, and B A, B, C and D B, D, and E A, B, and D
- Question 1 Unsaturated fatty acids are commonly esterified at the hydroxyl substituent of glycerol at what carbon number? 1st carbon 2nd carbon O grd carbon All carbonsQuestion 3 What will be the complete hydrolysis products of the given structure below? CH₂-O-C-C17H37 HC-O-C-C₁7H29 ő H₂d. 2C_0_0_CH₂CH₂N² CH₂) 3 d O yield 1 mole of fatty acid, glycerol, phosphoric acid & choline upon hydrolysis O yield 2 moles of fatty acid and 1 mole of glycerol, phosphoric acid & choline upon hydrolysis O yield 2 moles of fatty acid and 1 mole of sphingosine, phosphoric acid & choline upon hydrolysis O yield 1 mole of fatty acid, sphingosine, phosphoric acid & choline upon hydrolysisMoving to another question will save this response. Quèstion 17 All sphingolipids have which one of the following in common? O Glycerol backbone Ceramide O Phosphorylcholine O N-acetylneuraminic acid (NANA) O Galactose A Moving to another question will save this response. US VivoBook (8)