Organic Chemistry (8th Edition)
8th Edition
ISBN: 9780134042282
Author: Paula Yurkanis Bruice
Publisher: PEARSON
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Chapter 25, Problem 34P
- a. How many different triacylglycerols are there in which one of the fatty acid components is lauric acid and two are myristic acid?
- b. How many different triacylglycerols are there in which one of the fatty acid components is lauric acid, one is myristic acid, and one is palmitic acid?
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Identify the major class of each lipid from its components.
a. fatty acids + glycerol
b. fatty acids + sphingosine + a carbohydrate
c. fatty acids + high-molecular-weight alcohols other than glycerol
d. glycerol + fatty acids + phosphate group + choline
e. fatty acids + sphingosine + phosphate group + a nitrogen compound
3. Lipids
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b. What is the main origin of triacylglycerides or
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d. What functional groups are present in
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and. Why are lipids not soluble in water when they
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F. What positive function does cholesterol have in
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pility: Good to go
D
(Ctrl)
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a..
b. .
2. What 2 elements are lipids mostly made of (and what is the 3rd element you also
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Chapter 25 Solutions
Organic Chemistry (8th Edition)
Ch. 25.1 - Prob. 1PCh. 25.3 - Which has a higher melting point, glyceryl...Ch. 25.3 - Draw the structure of an optically inactive fat...Ch. 25.3 - Draw the structure of an optically active fat...Ch. 25.5 - Do the identities of R1 and R2 in phosphatidic...Ch. 25.5 - Membranes contain proteins, Integral membrane...Ch. 25.5 - Prob. 8PCh. 25.5 - The membrane phospholipids in deer have a higher...Ch. 25.6 - Treating PGC2 with a strong base such as sodium...Ch. 25.7 - Mark off the isoprene units in menthol, -selinene,...
Ch. 25.7 - Prob. 13PCh. 25.7 - Prob. 14PCh. 25.8 - Propose mechanisms for the Claisen condensation...Ch. 25.8 - Prob. 16PCh. 25.8 - Propose a mechanism for the conversion of...Ch. 25.8 - Propose a mechanism for the biosynthesis of...Ch. 25.8 - Propose a mechanism for the conversion of the E...Ch. 25.8 - The fluoro-substitued geranyl pyrophosphate shown...Ch. 25.8 - Prob. 22PCh. 25.8 - Prob. 23PCh. 25.9 - Draw the individual 1,2-hydride and 1,2-methyl...Ch. 25.10 - Prob. 26PCh. 25.10 - Prob. 27PCh. 25.10 - The acid component of a cholesterol ester is a...Ch. 25.10 - Prob. 29PCh. 25.10 - Prob. 30PCh. 25 - Prob. 31PCh. 25 - An optically active fat, when completely...Ch. 25 - Prob. 33PCh. 25 - a. How many different triacylglycerols are there...Ch. 25 - Cardiolipins are found in heart muscles. Draw the...Ch. 25 - Nutmeg contains a simple, fully saturated...Ch. 25 - Draw the product that is obtained from the...Ch. 25 - Prob. 39PCh. 25 - Prob. 40PCh. 25 - Propose a mechanism for the biosynthesis of...Ch. 25 - 5-Androstene-3.17-dione is isomerized to...Ch. 25 - Prob. 44PCh. 25 - Eudesmol is a sesquiterpene found in eucalyptus....Ch. 25 - Prob. 46PCh. 25 - Prob. 47PCh. 25 - Diethylstilbestrol (DES) was given to pregnant...
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- Fats belong to the class of organic compounds represented by the general formula, RCOOR', where R and R' represent hydrocarbon groups. What is the name of the functional group present in fats? What functional group is common to all saponifiable lipids?arrow_forward1. The Ability of a substance to exist in different crystalline form a. Lattice b. Polymorphism c. Crystallization d. Amphoterism 2. A drug can exert its pharmacological effect only if it is a. Protein bound b. Protein unbound c. Free drug d. Both B & C e. Both A & C 3. In order for the drug to be ready and available for absorption, it must be release first from its dosage form with the exception of: a. Capsule b. Tablet c. Solution d. Suspension 4. All of the following are true, except a. Solubility increase with decrease particle size b. Solubility increase with increase surface area c. Solubility increase with increase particle size d. Solubility decrease with decrease surface area 5. The rate in which the drug appears in the bloodstream is also known as a. Half-life b. Potency c. Bioavailability d. Area under the curvearrow_forwardHow many different triacylglycerols are there in which one of the fatty acid components is lauric acid and two are myristic acid?arrow_forward
- 1. Draw a general chemical structure for a fatty acid and for a triacylglycerol. Identify the functional groups in your triacylglycerol structure. 2. Fatty acids in olive oil. a. What is the typical fatty acid composition found in olive oil, according to McMurry? b. Draw the chemical structure for the major fatty acid in olive oil, showing its stereochemistry. Provide its common chemical name and systematic name. (Systematic names are available in a table from Fundamentals of Biochemistry by Voet, Voet, and Pratt, provided in the slides.) c. Do you expect olive oil to be liquid or solid at room temperature? Explain briefly.arrow_forwardWhy metals are deleterious to the stability of unsaturated fatty acids? I. They initiate free radicals which lead to autoxidation of the fatty acids II. They bind to the double bonds and create an undesirable metallic taste III. They cause the formation of dimers of two or more fatty acids which changes the melting point IV. They will solidify the unsaturated fatty acid а. I and III b. I, II, III and IV c. I only d. Il and IVarrow_forwardQ3: Use arrows to match the terms (A) column with (B) column. Some may be used more than once and others not at all. 1- Tirglyceride 2- Glycogen 3- Sphingomyelins 4- Membranes 5- Starch 6- Proteins 7- Cholesterol 8- Lactose B a- contain glycerol backbone b- glucose é- amino acids d- esters of fatty acids e- octapeptide f- disaccharide g- polysaccharide K- compound lipids i- steroid-like j- lipids k- polar lipids + glucose storage in animals 9- Waxes 10AngiotensinlIarrow_forward
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