Which of the following molecules is least likely to be a fatty acid? O H₂C-(CH₂)14-COOH
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- Unlike saturated fatty acids, the tails of unsaturated fatty acids incorporate one or more _______. a. phosphate groups b. glycerols c. double bonds d. single bondsWhich of the following is the carbohydrate, the fatty acid, the amino acid, and the polypeptide? a. +NH3CHRCOO b. C6H12O6 c. (glycine)20 d. CH3(CH2)16COOHSaturated fatty acids are so named because they are saturated with (a) hydrogen (b) water (c) hydroxyl groups (d) glycerol (e) double bonds
- The symbol for the fatty acid below is ________________: ________________, n-____________________. CH3(CH2)2(CH=CHCH2)2(CH2)4COOH (This is a multiple blank question, e.g. for 12:1, n-3 you would enter 12, 1, and 3.)Which of the following is NOT an isoprene-derived lipid? Beta-carotene Beeswax Coenzyme Q CholesterolUnsaturated fatty acids are commonly esterified at the hydroxyl substituent of glycerol at what carbon number? 1st carbon 2nd carbon 3rd carbon All carbons
- Which of the following membrane lipids have a direct glycosidic linkage between the head-group sugar and the backbone glycerol?a) Glycolipidsb) Phospholipidsc) Sphingolipidsd) Ether lipidsFatty acids are esterified into mono-, di-, or triglycerides by attaching to: Sterol Cholesterol Glycerol Sodium chloride Omega-3 fatty acids have which of the following? At least 3 double bonds A 3-carbon backbone A double bond 3 carbons from the end of the chain At least 3 fatty acid molecules linked by omega bondsWhich of the following is/are NOT (an) essential fatty acids? A. arachidonic acid B. linoleic acid C. palmitic D. oleic acid
- In which of the following pairs of fatty acids does the first listed acid have a higher solubility in water than the second listed acid? A. 18:0 acid and 18:3 acid B. 14:3 acid and 20:0 acid C. 12:0 acid and 22:0 acid D. 16:2 acid and 16:0 acidAn 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 moleculeIn a fatty acid, the shorter the carbon chain, the more solid the fatty acid becomes. True False
