atoms7. The cis-double bonds in unsaturated fatty acids put an inflexible "kink" inthe carbon chain, preventing the molecules from packing together as tightlyas saturated fatty acids do. Which of the following are examples ofunsaturated fatty acids?a. Stearic acidb. Palmitic acidC.Linoleic acidd. Arachidic acid Choose the letter of the best answer.1. Common sources of unsaturated fatty acids, EXCEPT?a. Corn oilb. Fish oilc. Peanut oild. Soybean oil

Answered: Image /qna-images/answer/7bed920b-6bc1-473e-af32-cb2411eff44b.jpg

Answered: 7. The cis-double bonds in unsaturated…

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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10. Which choice(s) correctly describe this fatty acid? A. It is an omega-3 fatty acid. B. It is a trans fatty acid. C. Both A and B are correct. D. Neither A nor B is correct.
12. Which type of lipid contains at least one ester linkage in its structure? A. Wax B. sphingolipid C. Triglyceride D. Both A and B E. Both A and C F. Both B and C
1. What biological molecule are required in the synthesis of protein( choose all that apply)? - phosphate ester - fatty acid (s) - alcohol - glycerol - amino acids 2. ATP is generated during A. Aldehyde reduction B. Alkene hydration C. Acetal synthesis D. Polysaccharide hydrolysis 3. What compound( biological classification) would be the result of protein complete hydrolysis in the mouth? A. Fatty acid and glycerol B. Monosaccharides C. Amino acids D. Disaccharide 4. The hydrophobic/ hydrophilic interaction are present in which protein structure level (s) (choose all that apply) ? - secondary - primary - tertiary -quaternary 5. Which protein structural level is/ are affected by the addition of an organic solvent isopropanol? A. Secondary B. Tertiary C. All are affected D. Quaternary
17. Match each component to the appropriate macromolecule listed below. A. Carbohydrate B. Lipid C. Protein D. Nucleic Acid Fatty acid Monosaccharide Cholesterol Nucleotide DNA Phosphodiester linkage Amino acid R group Uracil Steroids Polysaccharide Triglyceride RNA Phospholipid Glycosidic linkage Glucose Starch Polypeptide Peptide bond Cellulose Simple sugars Guanine Beta pleated sheets Polynucleotides Enzyme Nucleosides Alpha helices
9. What is sphingosine? For lipids with a sphingosine backbone, to what carbons are the other functional groups attached? How many acyl tails attach to sphingosine to make a sphingolipid? 10. Compare and contrast the structure of sphingomyelins with glycerophopholipids. 11. Which of the following statements is true? Please briefly explain why the false statements are false. A. Phosphatidylcholine and sphingomyelin are evenly distributed at the two monolayers of plasma membrane. B. Phosphotidylserine is enriched at the inner leaflet of transport vesicles. C. In sphingolipids, the fatty acid tail is linked to its backbone via an ester bond. D. Common glycerophospholipids often carry positive charges at physiological pH. E. Lipases are enzymes that can cut structural lipids at different locations
of the following is incorrect about the sphingolipids? a. The backbone is sphingosine which has an amine group to which a fatty acid can be attac ▸ b. The sphingophospholipids have a phosphate group with an alcohol attached c. They are components of membranes Od. The cerebrosides have oligosaccharides as head groups
8. What are the components of a triglyceride molecule? A. One glycerol and one C. One glycerol and two fatty cholesterol acids B. One cholesterol and two fatty D. One glycerol and three fatty acids acids 9. The cholesterol molecule is: A. Benzene derivative B. Quinoline derivative C. Steroid D. Straight chain acid
8. 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
Fats do not dissolve in water because Select one: a. There are no C-H bonds to form hydrogen bonds with water b. There are no O-H bonds form hydrogen bonds with water c. There are no C-C bonds to form hydrogen bonds with water d. There are no C-H bonds for covalent bonds with water e. There are no C-C bonds to form covalent bonds with water
A fatty acid has one double covalent bond betweencarbon atoms.a. cholesterol c. phospholipid e. saturatedb. monounsaturated d. polyunsaturated
HHHHH H H H. A. saturated fatty acid B. unsaturated fatty acid C. carbohydrate D. protein 12. Which of the following groups is NOT part of a nucleotide? A. A phosphate group B. An R group C. A 5 carbon sugar D. A nitrogenous base 13. Nucleotides are the building block for A. proteins B. lipids C. sarbohydrates
match each type of molecule with its characteristics: a. starch b. glycogen c. fat d. nucleotide i. stores energy in plants ii. consists of a pentose sugar, phosphate, and nitrogenous base iii. 3 fatty acids attached to a glycerol iv. a branched polysaccharide in animals select one: a. a-i, b-iii, c-ii, d-iv b. a-i, b-iv, c-iii, d-ii c. a-iii, b-iv, c-iii, d-i d. a-ii, b-iv, c-iii, d-i e. a-iv, b-i, c-ii, d-iii

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