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Blochemistry I-Lipids & Membranes Lecture Review 2) Draw a fatty acid that is 14:3 all-cis A3.5,11,...
Complete hydrolysis of a lipid shows that it yields one glycerol, two fatty acids (14:2-cis -∆8,...
Complete hydrolysis of a lipid shows that it yields one glycerol, two fatty acids (14:2-cis -∆8, trans – ∆10) and 18:0, phosphoric acid and choline in the molar ratio 1:1:1:1:1. Name this lipid and draw its complete detailed structure (not the schematic structure).
Tor F 1. With the exception of steroids, all lipids contain at least one fatty acid. 2. Some lipids contain monosaccharides as part of their structure. 3. Some lipids contain an amino acid as part of...
Tor F 1. With the exception of steroids, all lipids contain at least one fatty acid. 2. Some lipids contain monosaccharides as part of their structure. 3. Some lipids contain an amino acid as part of their structure. 4. Glycerophospholipids contain a phosphate portion in their structure. 5. All lipids have a molecule of glycerin as their backbone. 6. Polyunsaturated fatty acids have more than one C-C double bond in their "backbone." 7. Fatty acids are soluble in water. 8....
The table below gives the percent (%) fatty acid composition of 3 lipids (identified as 1,...
The table below gives the percent (%) fatty acid composition of 3 lipids (identified as 1, 2, and 3). Which of the following statements is true regarding the physical state of these lipids? Lipid Palmitic (16:0) Stearic (18:0) Oleic (18:1d-9) Linoleic (18:2d-9, 12) 1 32.4 20.8 10.2 14.8 2 11.3 9.8 44.8 22.6 3 23.9 28.2 16.4 15.7 Lipids 1 and 3 are classified as fats, whereas lipid 2 is classified as an oil. Lipid 2 is classified as a...
Which statement is not true? A) Lipids are found in cell membranes. B) Lipids are soluble...
Which statement is not true? A) Lipids are found in cell membranes. B) Lipids are soluble in organic solvents. C) There are many different types of lipids. D) All lipids contain fatty acids. E) Some hormones are lipids. The overall three-dimensional shape of a protein is determined by its ___and is known as the _ structure of a protein. 1. a) amino acid residues/primary 2.b) amino acid residues/tertiary 3.c) isoelectric point/secondary 4. d) hydrogen bonding/secondary Which is a means that...
5) (3 pts) Draw an essential -6 fatty acid with 18 carbons and two cis double bonds. Number carbon atoms in this fa...
5) (3 pts) Draw an essential -6 fatty acid with 18 carbons and two cis double bonds. Number carbon atoms in this fatty acid starting at the carboxyl group. 6) (3 pts) Draw an essential 0-3 fatty acid with 18 carbons and three cis-double bonds. Number carbon atoms in this fatty acid starting at the carboxyl group. 7) (3 pts) Draw an unnatural trans-fatty acid arising from partial hydrogenation that contains 14 carbons and two double bonds, one of which...
19. Draw a fatty acid. Name it. 20. 15. Draw a glycerophospholipid with two (2) 18-carbon...
19. Draw a fatty acid. Name it. 20. 15. Draw a glycerophospholipid with two (2) 18-carbon saturated chains at their appropriate positions. Label the carbons 1-3 respectively. 21. If a polar head group is attached to a glycerophospholid, where is it attached? What functionality or functionalities do these confer? 22. What are sphingolipids and why/how are they important? How can they be distinguished from other types of lipids? 23. What are the chemical and some functional features of waxes? 24....
1. This characteristic is shared by all lipids. 2. These types of lipids spontaneously organize themselves...
1. This characteristic is shared by all lipids. 2. These types of lipids spontaneously organize themselves into bilayers when placed in water. (2 points) 3. These types of lipids act as precursors for most classes of lipids. 4. These types of fatty acids lack any double bonds. 5. These types of fatty acids have at least one double bond. 6. These types of fatty acids have lower melting temperatures. 7. Shorter fatty acid tails the melting temperature. 8. This types...
1. Review. Using your notes and the nomenclature packet for carbohydrates and lipids, name the follow...
1. Review. Using your notes and the nomenclature packet for carbohydrates and lipids, name the follow monosaccharide derivatives (e.g. mannose-4-phosphate, glucitol). (8 pts - 2 ea.) a) LON (goH oH yo HA OH 2. Review. Draw the following monosaccharide derivatives. Assume all sugars are in their normal ring forms. (6 pts - 2 ea.) a) fructose-2-phosphate c) D-mannonic acid b) B-D-2-amino-2-deoxyribose
Select the type of lipid for each of the numbered lipids below. НО 4U HN HOT...
Select the type of lipid for each of the numbered lipids below. НО 4U HN HOT Lipid 1 [Select Lipid 2 [Selest! Lipid 3 (Select Lipid 4 [Select Question 14 What is the name of the boxed head group of Lipid 42 ethanolamine slycerol choline serine o inositol Question 15 What is the carbon skeleton name of the boxed chain in Lipid 3? [Select] : [Select) [Select ) Question 16 You suspect that Lipid 3 may have been chemically hydrogenated....
1. Which of the following statements describes lipids? A) Lipids all have the steroid backbone. B)...
1. Which of the following statements describes lipids? A) Lipids all have the steroid backbone. B) The body stores excess calories as lipids. C) Lipids are insoluble in water, but soluble in nonpolar solvents. D) Lipids are soluble in water, but insoluble in nonpolar solvents. E) Lipids are insoluble in all solvents 2. Which of the following type of molecule is not a lipid? A) amino acid B) triglyceride C) phospholipid D) steroid E) eicosanoid 3. Which type of lipid...
Tor F 1. With the exception of steroids, all lipids contain at least one fatty acid. 2. Some lipids contain monosaccharides as part of their structure. 3. Some lipids contain an amino acid as part of their structure. 4. Glycerophospholipids contain a phosphate portion in their structure. 5. All lipids have a molecule of glycerin as their backbone. 6. Polyunsaturated fatty acids have more than one C-C double bond in their "backbone." 7. Fatty acids are soluble in water. 8....
Which statement is not true? A) Lipids are found in cell membranes. B) Lipids are soluble in organic solvents. C) There are many different types of lipids. D) All lipids contain fatty acids. E) Some hormones are lipids. The overall three-dimensional shape of a protein is determined by its ___and is known as the _ structure of a protein. 1. a) amino acid residues/primary 2.b) amino acid residues/tertiary 3.c) isoelectric point/secondary 4. d) hydrogen bonding/secondary Which is a means that...
5) (3 pts) Draw an essential -6 fatty acid with 18 carbons and two cis double bonds. Number carbon atoms in this fatty acid starting at the carboxyl group. 6) (3 pts) Draw an essential 0-3 fatty acid with 18 carbons and three cis-double bonds. Number carbon atoms in this fatty acid starting at the carboxyl group. 7) (3 pts) Draw an unnatural trans-fatty acid arising from partial hydrogenation that contains 14 carbons and two double bonds, one of which...
19. Draw a fatty acid. Name it. 20. 15. Draw a glycerophospholipid with two (2) 18-carbon saturated chains at their appropriate positions. Label the carbons 1-3 respectively. 21. If a polar head group is attached to a glycerophospholid, where is it attached? What functionality or functionalities do these confer? 22. What are sphingolipids and why/how are they important? How can they be distinguished from other types of lipids? 23. What are the chemical and some functional features of waxes? 24....
1. This characteristic is shared by all lipids. 2. These types of lipids spontaneously organize themselves into bilayers when placed in water. (2 points) 3. These types of lipids act as precursors for most classes of lipids. 4. These types of fatty acids lack any double bonds. 5. These types of fatty acids have at least one double bond. 6. These types of fatty acids have lower melting temperatures. 7. Shorter fatty acid tails the melting temperature. 8. This types...
1. Review. Using your notes and the nomenclature packet for carbohydrates and lipids, name the follow monosaccharide derivatives (e.g. mannose-4-phosphate, glucitol). (8 pts - 2 ea.) a) LON (goH oH yo HA OH 2. Review. Draw the following monosaccharide derivatives. Assume all sugars are in their normal ring forms. (6 pts - 2 ea.) a) fructose-2-phosphate c) D-mannonic acid b) B-D-2-amino-2-deoxyribose
Select the type of lipid for each of the numbered lipids below. НО 4U HN HOT Lipid 1 [Select Lipid 2 [Selest! Lipid 3 (Select Lipid 4 [Select Question 14 What is the name of the boxed head group of Lipid 42 ethanolamine slycerol choline serine o inositol Question 15 What is the carbon skeleton name of the boxed chain in Lipid 3? [Select] : [Select) [Select ) Question 16 You suspect that Lipid 3 may have been chemically hydrogenated....
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