front 1 Cellulose is produced by ______, and it’s major function is _________. A. Plants; energy storage B. Animals; as a structural component C. Animals; energy storage D. Plants; as a structural component E. None of the above | back 1 D. Plants; as a structural component |
front 2 Which polysaccharide has only B-1,4 glycosidic linkages? A. Amylose B. Amylopectin C. Glycogen D. Cellulose E. Starch | back 2 D. Cellulose |
front 3 Classify the molecule shown according to the location of its carbonyl group and the number of carbon atoms. A. Ketopentose B. Aldopentose C. Aldotetrose D. Aldotriose E. Ketotriose | back 3 B. Aldopentose |
front 4 Fructose can be classified as a (an) A. Aldoketose B. Ketohexose C.aldopentose D. Ketopentose E. Aldohexose | back 4 B. Ketohexose |
front 5 Starch is produced by,_______ and its major function is, _______. A. Animals; as a structural component B. Plants; energy storage C. Plants; as a structural componenet D. Animals; energy storage E. None of the above | back 5 B. Plants; energy storage |
front 6 Match the following: A. Maltose. B. Fructose C. Reducing sugar D. Glucose E. Galactose 6) a monosaccharide that is sweeter than sucrose and found in honey and fruits. 7) a disaccharide composed of two molecules of glucose. 8) a carbohydrate that can be oxidized to produce an acid molecule or its corresponding anion. 9) a monosaccharide which is a componenet of milk sugar. 10) a monosaccharide that functions as the transport form of carbohydrates in blood. | back 6 6) B. Fructose 7) A. Maltose 8) C. Reducing sugar. 9) E. Galactose 10) D. Glucose |
front 7 A glycosidic bond is, A. A bond formed between an anomeric carbon atom and any -OR group B. All of the above C. A bond between any two carbohydrate molecules D. A bond between anomeric carbon atoms on two separate monosaccharides. E. None of the above. | back 7 A. A bond formed between an anomeric carbon atom and any -OR group |
front 8 Glycogen is produced by ______ and its major function is, ________. A. Animals; energy storage B. Plants; energy storage C. Animals; as a structural componenet D. Plants; as a structural component E. None of the above | back 8 A. Animals; energy storage |
front 9 The bond connections the two monosaccharides in maltose is a (an) ______ linkage. A. 1,2 anomeric B. B-1,4 glycosidic C. B-1,6 glycosidic D. a-1,4 glycosidic E. a-1,6 glycosidic | back 9 D. a-1,4 glycosidic |
front 10 Ribose can be classified as a (an) A. Ketohexose B. Aldoketose C. Aldopentose D. Aldohexose E. Ketopentose | back 10 C. Aldopentose |
front 11 Left and right-handed mirror image molecules are know as A. Diastereomers B. Structural isomers C. Enantiomers D. Cis-trans isomers E. Anomers | back 11 C. Enantiomers |
front 12 The reaction in which a disaccharide is broken down into its component monosaccharides is, A. Reduction B. Oxidation C. Glycoside formation D. Enediol formation E. Hydrolysis | back 12 E. Hydrolysis |
front 13 The molecular formula of the common disaccharides in human biochemistry is, | back 13 A. |
front 14 A carbohydrate can be defined as a molecule: A. Whose name ends in “-ase” B. That is an aldehyde or ketone and that has more than one hydroxyl group. C. Composed of amine groups and carboxylic acid groups bonded to a carbon skeleton. D. Composed of carbon atoms boned to water molecules. E. Composed mostly of hydrocarbons and soluble in non-polar solvents | back 14 B. That is an aldehyde or ketone and that has more than one hydroxyle group. |
front 15 How many stereoisomers of an aldopentose can exist? A. 2 B. 8 C. 16 D. 4 E. 32 | back 15 B. 8 |
front 16 A sugar present in honey is a 50/50 ratio with glucose is, A. Monnose B. Fructose C. Glucose D. Maltose E. Sucrose | back 16 B. Fructose |