Open QuestionAlthough cellulose and starch are identical in terms of stored chemical energy, our ability to harvest the energy from these two polysaccharides differs considerably. What is responsible for this difference?
Open QuestionContrast the structure of glycogen and chitin in terms of their monosaccharides, glycosidic linkages, and interactions between polysaccharide chains.
Open QuestionLysozyme, an enzyme found in human saliva, tears, and other secretions, catalyzes the hydrolysis of the ββ-1,4-glycosidic linkages in peptidoglycan. Predict the effect of this enzyme on bacteria and how it may be involved in human health.
Open QuestionGalactosemia is a potentially fatal disease that occurs in humans who lack the enzyme that converts galactose to glucose. If you were a physician treating a person with this disease, which of the following would you have them exclude from their diet?a. maltoseb. starchc. mannosed. lactose
Open QuestionSucrose is broken down in your intestine to the monosaccharides glucose and fructose, which are then absorbed into your blood. What is the name of this type of reaction? Using this diagram of sucrose, show how this would occur.
Multiple ChoiceWhich of the following chemical formulas represents that of a simple carbohydrate?a) C2H2O2.b) C6H12O6.c) C5H4O3.d) C3H6O9.
Multiple ChoiceMonosaccharides are linked together via a ______________ reaction, forming a _____________bond.a) Hydrolysis ; Glycosidic.b) Dehydration synthesis ; Hydrogen.c) Hydrolysis ; Peptide.d) Dehydration synthesis ; Glycosidic.e) Hydrolysis ; Hydrogen.
Multiple ChoiceWhich of the following chemical reactions results in energy release when glycosidic bonds are broken?a) Condensation reaction.b) Dehydration synthesis reaction.c) Hydrolysis reaction.d) Hydrogen bonding.