3. Attach the structures below to draw a sphingolipid. CH3-(CH2) 12-CH=CH-CH-OH sphingosine CHINH, CH₂-OH HOPOH HO NH2-CH2-CH2-OH
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- 1. Identify the encircled functional group (hydroxyl, carbonyl, amino, carboxyl). HO HO a) c) =6 H3C НО g H3C eo HU H3C HQ S penicillin Qo O pyruvate CH CH OH Cholesterol Epinephrine CH3 NH O N CH3 CH3 b) f d) CH3 CH₂ CH₂ CH3 CH CH₂ CH CH3 OH NH₂ H H-C-OH HO-C-H H-C-OH H-C-OH CH₂OHRefer to the given lipid structure: CH,(CH,),,CH=CH-CH-OH CH,OH QH CH-NH-C-(CH,),,CH, CH2 OH 1. Explain what kind of product is formed if NAOH is added to a triglyceride? Discuss the principle of how the product can help in the fight against coronavirus. 2. Discuss why a saturated fatty acid like coconut oil has a good antioxidant property. 3. What are essential fatty acids? Cite some clinical signs of essential fatty acid deficiency. 4. why are essential fatty acids associated with a low incidence of heart disease? 5. what are the physiological effects of prostaglandins? Explain how aspirin can block the synthesis of prostaglandins? 6. In terms of structure, how is cholesterol different from bile salts? Cite causes of bile duct obstruction and symptoms. 7. Explain the cell membrane's lipid bilayer. What are the lipids found in the cell membrane? 8. Differentiate between passive and active transport movement of molecules across the cell membraneConsider the positively charged amino acid lysine Lys2+ 21 COOH I H&N-C-H I pH 14 12 10 8 6 4 2 0 CH₂ I CH₂ I CH₂ I CH₂ T NH₂+ 0 Nelson p85 2.18 = 2.18 PK₁ Lys+ COO™ I H₂N-C-H H₂N-C-H ī I -----) 8.95 Lysº 8.95 pK₂ pka carboxyl = 2.19 pkaamino = 9.67 pka sidechain = 4.25 COO™ I CH₂ I CH₂ I CH₂ I CH₂ I NH₂¹ 1.0 2.0 Equivalents of OH added- COO™ I H₂N-C-H I 10.79 1 10.79 pk Isoelectric point Lys CH₂2 I CH₂ I CH₂ I CH₂ T NH₂ 3.0 +H3N NH3+ T CH₂ T CH₂ CH₂ CH₂ -COO™ H Lysine (Lys, K) Physiological pH = 7.4 < pl → Amino acid is positively charged at physiological pH 1. Consider glutamate in its fully protonated form (e.g. in a pH = 1 solution) 1) Draw all the forms of glutamate at various pH 2) Calculate the pl of this amino acid 3) Sketch a titration curve showing pH as a function of added [OH-] and locate the predominant forms of histidine in the curve STEPS: 1. Find the H atoms that can be removed on the molecule 2. Associated a pka value to each removable H. 3. Draw the Aa structure at:…
- Identify the type of bond between the water molecules indicated by arrow "A" Red Balls Oxygen Blue Balls Hydrogen ionic hydrogen covalent.1 Given structures (Betaxlol) and (Timolol), which one would be a better choice topically to treat glaucoma in a patient with a history of asthma? Provide a SBTE for your answer. cr 0- CH2-CH-CH2-NH2-CH(CH3)2 -H2C-0-H2C-H2C- ÓH (Betaxolol) -00, c=C, H H -o-CH2-CH-CH2-NH2-C(CH3)3 (Timolol) OH13. The structures of sphingosine and choline are given below. Draw the condensed structure and block diagram of the sphingolipid formed from these molecules and a molecule of myristic acid. CH3-(CH2)12-CH=CH-CH-OH CH₂ CH3-N-CH2-CH2-OH CH-NH2 sphingosine CH2-OH CH3 choline BLOCK DIAGRAM (draw below) CONDENSED STRUCTURE 14. Which fatty acid below should have the highest melting point? Why? Explain your answer based on structure and forces of attraction. OH O OH TOH OH
- Sphingolipids do I. contain a glycerol core with a phosphocholine headgroup. II. contain a modified sphingosine. III. usually has a ceramide moiety IV. function as a precursor to sterols. O II, IV O II, II O , II, II O I, II, IVThis is a portion of the periodic table of elements. What is the atomic mass of arsenic (As)? 3 Li 6.941 11 Na 22.99 19 K 39.10 18 26.98 39.95 74.92 33 4 Be 9.012 12 Mg 24.31 5 B 10.81 13 Al 26.98 6 C 12.01 14 Si 28.09 20 31 32 Ca Ga Ge 40.08 69.72 72.59 7 N 14.01 8 O 16.00 15 16 P S 30.97 32.07 9 F 19.00 17 Cl 35.45 33 34 35 As Se Br 74.92 78.96 79.90 10 Ne 20.18 18 Ar 39.95 36 Kr 83.60ONa k. Type of functional group ONa IUPAC ONa Common Name
- Which is the correct name for the structure below? CH;OH НО OH Futton ations rive O a-D-arabinofuranose ebook O a-D-arabinopyranose Teams O B-D-arabinofuranose OB-D-arabinopyranoseWhat type lipid is shown in the structure below? ÇH2OH но H. OH H/H CH2OH ÇH2OH ÇH2OH но H OH H H. NH-C-CH3A H он он CH3-č- Ço0- CH2- снон снон CH2OH NH CH HC (CH216 CH3 ÔH H (CH212 O phosphoglyceride O sphingolipid O sulfolipid O archaeal tetraether lipid8. Write the systematic name for each glycosidic bond. CH₂O HO OH CH OHHO 8-439 OH HO OH CHION QIL CH₂OH toll
