Concept explainers
(a)
Interpretation: The validation of the given statement concerning cholesterol and simple bile acids has to be stated.
Concept introduction: A bile acid is a derivative of cholesterol and behaves as an emulsifier. Bile acid helps in the absorption of lipids in the intestine.
A steroid of
(b)
Interpretation: The validation of the given statement concerning cholesterol and simple bile acids has to be stated.
Concept introduction: A bile acid is a derivative of cholesterol and behaves as an emulsifier. Bile acid helps in the absorption of lipids in the intestine.
A steroid of
(c)
Interpretation: The validation of the given statement concerning cholesterol and simple bile acids has to be stated.
Concept introduction: A bile acid is a derivative of cholesterol and behaves as an emulsifier. Bile acid helps in the absorption of lipids in the intestine.
A steroid of
(d)
Interpretation: The validation of the given statement concerning cholesterol and simple bile acids has to be stated.
Concept introduction: A bile acid is a derivative of cholesterol and behaves as an emulsifier. Bile acid helps in the absorption of lipids in the intestine.
A steroid of
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EBK GENERAL, ORGANIC, AND BIOLOGICAL CH
- Match the following: A. A triglyceride on hydrolysis gives, Fatty 1. Sphingosine +Carbohydrate 2. A non- B. A wax consists of, saponifiable lipid C. Phosphoglyceride consists of, Fatty acid 3. Sphingosine + Phosphoric acid+ Carbohydrate D. A sphingomyelin consists of, membered 4. A set of 3 6- And a 5-membered ring Fused together. 5. Saponifiable E. A glycolipid consists of, lipid. F. A steroid is a special type of ring system Consists of 6. Fatty acids and long Chain alcohols 7. Glycerol, G. A prostaglandin is an example of, Fatty acids+ Phosphoric acids H. Triglycerides, phospholipids and glycolarrow_forwardLook at the structure of stearic acid as well as oleic acid and answer the following questions: a.Write which of these two is saturated fatty acid. b.Which of these two has a higher melting points. c.Which of these two will change the color of bromine water to clear. d.Name the unsaturated fatty acid using both delta and Omega nomenclaturearrow_forwardAnswer the following questions: a. How many possible stereoisomers does D-ribose have? b. What bond is present between the fatty acyl group and the C-2 amino group of sphingosine in a Ceramide?arrow_forward
- All of the following are examples of monounsaturated fatty acids except A. Palmitoleic acid B. Oleic acid C. Elaidic acid D. Linoleic acidarrow_forwardHemoglobin is a protein that carries oxygen in the blood. It is formed by two alpha subunits and two beta subunits. Which of the following statements about hemoglobin is INCORRECT? a. The structure of hemoglobin is stabilized by hydrogen bonding, hydrophobic packing and hydrophilic exposure. b. Hemoglobin has primary, secondary and tertiary structures, but no quaternary structure. c. Hemoglobin is a hetero-tetramer as it is formed by four subunits. d. It is an oligomer.arrow_forwardDefine the following terms: a. ganglioside b. sphingolipidoses c. isoprenoid d. terpene e. mixed terpenoidarrow_forward
- What would happen to the functionality of cholic acid if 3 additional hydroxyl groups were added to the side of the molecule that usually has none? (In other words, there would be 6 hydroxyl groups evenly distributed around the molecule. A. There would be more thorough (better) digestion of fats. B. It would mix with the watery phase of chyme. C. It would mix with lipids in the fatty phase of chyme. D. Chemical digestion of lipids would be less effective. E. Both choices A and B are correct. F. Both choices B and D are correct.arrow_forwardWhich of the following statements about trans-fatty acids is/are FALSE? a.Healthier than saturated FA. b.Formed from the hydrogenation of C=C. c.May be present in butter substitutes. d.Properties are similar to saturated FA.arrow_forwardThe products of the acid hydrolysis of a triacylglycerol (fat) are Select one: a. fatty acids and glycerol b. the esters of fatty acids c. salts of fatty acids and glycerol d. salts of fatty acidsarrow_forward
- Which of the following statements about trans-fatty acids is/are FALSE? A. Healthier than saturated FA. B. May be present in butter substitutes. C. Properties are similar to saturated FA. D. Formed from the hydrogenation of C=C.arrow_forwardAll of the following are repeating units of glycosaminoglycans EXCEPT: A. hyaluronate B. heparin C. hemoglobin D. keratin sulfate E. chondroitin 6-sulfatearrow_forwardWhich of the following statements concerning glycolipids is true? a. All glycolipids contain sphingosine. b. All glycolipids contain one sugar residue. c. All glycolipids contain phosphatidylglycerol. d. Some glycolipids contain ceramide, while others do not.arrow_forward
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