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- 11. Below are three different molecules that can be classified by their functional groups and chemical properties. Molecule A Molecule B CH₂OH CH3 X B H₂C CH3 OH CH H₂C OH OH C H₂ CH3 CH₂OH HO CH₂OH H₂N Molecule C H OH HH ОН a. Table sugar is a disaccharide comprised of the sugars glucose and fructose attached together. Which of the molecules above contains a glucose molecule? c. Identify and name three functional groups present in molecule C. b. Which of the molecules above is predicted to be nonpolar? Explain the chemistry behind why this molecule would not dissolve in water.2. A functional protein that is approximately 110 kDa in size has all its cysteine residues joined with disulfide bonds. It has one cysteine residue per 100 amino acids. When heated at 85°C it lost activity, but when it was allowed to cool, the activity was restored? Please answer the following questions: a) How many disulfide bonds the protein has? Show how you came up with the answer. b) What is the molecular basis for the protein behavior in restoring activity?12. Label the polar and non-polar ends of the representation of a lipid below:
- 4. Which of the following structure is a B-D-glucose? ÇH2OH О Он ОН Н 1 H. ОН Option 1 CH2OH OH ОН Н 1 OH ОН H. ОН ОН Option 24. Which molecules represent a non-bonding sugar?4. Label the below lipids as either saturated or unsaturated. HHHH H H H нн H H H. H C-C-C-C-C-C= С- с-с- С-с-с-Н H H H H H H H H H H H H H H saturated If a lipid molecule contains at least one Label the parts of the below lipid molecule. Is this a saturated or unsaturated lipid? 5. it is UNsaturated. 6. H. H. C- C- c-C -C- C-C- c-C-H H -C н н н н нн нн エー HICI HI I-0-I I-0-I
- 10. List 2 polysaccharides that are used for energy storage. What is interesting about the orientation/shape/bonding/architecture in these molecules?27. Which of the following statements correctly describes the structure of a triacylglycerol? Group of answer choices a lipid that makes up much of the plasma membrane a protein with tertiary structure a molecule formed from three alcohols by dehydration reactions a lipid made with three fatty acids and glycerol1. In three sentences or less, how does the definition of “lipid” differ from the types ofdefinitions used for other biological molecules?