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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- Which of the following statements regarding lipids is most accurate? 1. The empirical formula for lipids is typically C1H201 2. Saturated fats tend to be solid at room temperature because of the polar hydrocarbon Chain. 3. Polyunsaturated fats tend to be liquid at room temperature due to numerous double bonds in the hydrocarbon chains 4. Saturated fats tend to be liquid at room fèmperature due to hydrogen bonding 5. Lipids are synthesized by ribosomes1. Which of the following is a structural component of a triacylglycerol? a. fatty acids b. glycerol c. both a and b d. neither a nor b 2. Which is TRUE regarding fatty acids? a. It contains a polar hydrocarbon chain. b. It is a component of oils and fats. c. both a and b d. neither a nor b 3. What happens in the stomach during lipid digestion? a. formation of micelles b. hydrolysis of lipids by salivary lipase c. both a and b d. neither a nor b 4. Which process does NOT happen in the small intestine during lipid digestion? a. secretion of bile salts b. formation of micelles c. absorption of long-chain fatty acids by the enterocytes d. a, b, and c are the correct answer. 5. Which of the following describes the enzymatic activity of pancreatic lipase? a. It hydrolyzes the bond between the fatty acids and glycerol. b. It emulsifies the lipid droplet into smaller globules. c. both a and b d. neither a nor b 6. What is the correct sequence of events during lipid digestion? I.…1.Why do fat molecules can pack closely together? a. "bends" b. polarity c. length d. linearity 2. Which one is NOT a property of glycerol? a. "backbone" in the simple lipid structure b. undergoes condensation with three molecules of fatty acids c. its OH groups reacts with the fatty functional groups of fatty acids d. it is a water-soluble ester 3. Which one has to bends in the structure? a. palmitic acid b. oleic acid c. linoleic acid d. myristic acid
- 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. Quaternary1. What are the differences between unsaturated and saturated fatty acids? 2. What is Biological Value (protein)? 3. What is Chemical Score (protein)? 4. What temperature is your beverage optimal for rehydration?1. Which one is classified as signaling lipid a. TAG b. Cholesterol c. Bile d. Eicosanoids 2. Which on is compound lipid? a. phospholipids b. coconut oil c. lard d. beeswax 3. What is the functional group in fatty acid structure? a. palmitic acid b. oleic acid c. linoleic acid d. myristic acid
- 1. Which one is NOT a property of glycerol? a. "backbone" in the simple lipid structure b. undergoes condensation with three molecules of fatty acids c. its OH groups reacts with the fatty functional groups of fatty acids d. it is a water-soluble ester 2. Which one has to bends in the structure? a. palmitic acid b. oleic acid c. linoleic acid d. myristic acid1. Unsaturated Fats a. have fewer fatty acid molecules per fat molecule than saturated fats. b. are more common in animals than in plants c. are usually solid at room temperature d. have double bonds in the carbon chains of their fatty acids e. are excluded from the lipid bilayer because they are hydrophilic. help with the following, thanksWhich of the following best describes the fatty acid 20:3n-4? A. There are 20 carbons plus three carboxyl group in the molecule. B. It is a saturated fatty acid. C. The molecule is an ω4 fatty acid. D. 20:3Δ4,7,10,13. E. It is a monounsaturated fatty acid
- 1. Why are eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA) important? 2. What are the health effects of lipids? 3. What are the benefits derived from omega-3 polyunsaturated fats? 4. Which is better, butter or margarine? Why?1. Using the amino acids glyceric acid and aspartic acid show how a peptide bond is formed showing the stearic hinderance. 2. Outline 2 biological uses for lipids. make sure to explain them 3. See the picture attached1. Which of the following best describes glycogen? A. a fibrous protein that helps in maintaining cellular structure B. a storage polysaccharide found in plants C. has alpha 1-6 glyosidic bonds. D. is formed by the hydrolysis of glucose molecules. 2. Which part of an amino acid gives it its unique identity? A. the long carbon-hydrogen tails of the molecule B. the carboxyl and amino groups C. the components of its side chain D. the glycerol molecule that forms the backbone of the amino acid