Draw and give the name of the following lipid compounds: A. a saturated fatty acid with 18 carbons B. a monounsaturated cis fatty acid with 16 carbons C. any omega-3 fatty acid D. a triglyceride that contains three esters with 14-carbon saturated fatty acids E. any corticosteroid
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- A mixed triglyceride contains: O A. three similar fatty acids esterified with glycerol B. two similar fatty acids esterified with glycerol O C. three different fatty acids esterified with glycerol all of the above 35Select the correct statement about unsaturated fatty acids: 1. Unsaturated fatty acids have extra nitrogen atoms in their hydrophobic tails compared to saturated fatty acids 2. Unsaturated fatty acids have multiply bonded carbons in their hydrophobic tails compared to saturated fatty acids which have only single bonded carbons 3. Unsaturated fatty acids have no bends in their hydrophilic fatty acid tails 4. Unsaturated fatty acids have relatively more hydrogen atoms in their hydrophobic tails compared to saturated fatty acidsAn illustration of a simple triacylglycerol is given. Choose which type of fatty acid is described by each of the given phrase Choices: A, B, C (Refer to picture) 1. a hydrocarbon chain that bends once 2. a polyunsaturated fatty acid chain 3. cannot be saturated by vitamins 4. absorbs the highest number of iodine 5. can be completely saturated by an I2 molecule
- A. Identify the following fatty acids present in fats and oils by their common names. Acid Common name 1. HO- H;C (CH2);0- 2. H3C (CH2)12- -OH H,C (CH2)14-Ö-OH 3. H,C (CH2)16- -OH 4. H3C(CH2)18 -HO- 5. 6. Which of the above is the most abundant fatty acid? 7. What is the general formula of a saturated fatty acid?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 glycol1.After a meal, most dietary fat is transported to the bloodstream in particles known as -chylomicrons -high-density lipoproteins - low density lipoproteins -very-low-density lipoprotein 2.All of the following statements about linolenic acid are correct EXCEPT: -It is found in a wide variety of -foods. It is 18 carbons in length. -It is an omega-3 fatty acid. -It is essential. 3.Triglycerides perform which of the following functions in the body? -All answers are correct Provide -energy Insulation -Shock absorption 4.Which of the following is a benefit of consuming omega-3 fatty acids? -They may play a role in the prevention and treatment of heart disease. -They may decrease the risk of constipation. -Omega-3 fatty acids have less kcalories than saturated fats. -All of the answers are benefits of omega-3 fatty acids. 5.Which of the following is true about the digestion and absorption of protein? -Amino acids travel to the liver via -the portal vein. Protein digestion begins in the…
- CH2OH OH CH2-O-HC H. OH H. CH3(CH2)15-C-NH-CH CH-OH OH H. CH3(CH2)12-CH=CH Download Image... The lipid without the monosaccharide moiety is O A. 1,2-Diacylglycerol O B. 1,2-Diacylsphingosine OC. Sphingosine O D.Ceramide エーC1. Melting point: what happens when the carbon chain length of fatty acids become shorter? increased melting point decrease melting point no change 2. Why do lipids with long chain fatty acids have lower saponification value? they are linear in structure, thus it is difficult to saponify they have lower number of carboxyl group per 1 gram of sample they require less amount of KOH during titration they require less HCL during back titration 3. Halogenation depends on which concept? presence of double bond in the glycerol portion presence of double bond in the fatty acid portion presence of carboxylic acid groups reactivity of potassium ionsMatch the following descriptions with the correct lipid-based compounds: Cholesterol Sphingolipids Phosphoacylgycerol Glycerophospholipids Fatty acyls…
- 1. a. How will you classify Lipids? Differentiate the Simple, Compound and Derived lipids. b. Write down the details about structure and functions of fatty acids.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 glycerol2. Identify whether the following fatty acids are saturated or unsaturated. a. CH3(CH2)5CH=CH(CH2)7COOH b. CH3(CH2)7CH-CH(CH₂)7COOH C. CH3(CH2) 10COOH d. CH3(CH2) 16COOH e. CH3CH2(CH=CHCH2) 3(CH2)6COOH