Which fatty acid has the highest melting point? Note: (indicates the number of carbon atoms: indicates the number of double bonds in the carbon chain of fatty acids) a. 180 b. 161 c. 182 d. 16:0
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- In each of the following pairs of fatty acids, select the fatty acid that has the lower melting point. a. 14:0 and 18:0 b. 20:4(delta 5,8,11,14) and 18:3(delta 9,12,15) c. 18:3(delta 9,12,15) and 16:0 d. 18:1(delta 9) and 20:1(delta 5)Why do unsaturated fatty acids have lower melting points than their saturated counterparts? What is relationship of the degree of unsaturation and melting or boiling point?The following triacylglycerols (Tag) contain different percentages of unsaturated fatty acids. What would be the order of melting points going from highest to lowest? Tag 1: 25% Tag 2: 50% Tag 3: 75% a. highest 2-3-1 lowest b. highest 3-2-1 lowest c. the melting points are all the same d. highest 1-2-3 lowest
- Which of the following statements concerning glycolipids is true? a. All glycolipids contain sphingosine. b. All glycolipids contain one sugar residue. c. All glycolipids contain phosphatidylglycerol. d. Some glycolipids contain ceramide, while others do not.Consider the following pairs of fatty acids and underline the fatty acid in each pair that will have the higher melting temperature. i) 14:0 and 18:0 ii) 14:1D8 and 18:2D8,10 iii) 12:0 and 12:1D9Saturated fatty acids are called "saturated" because they are saturated with what component? C, H, or double bonds?
- 70 degree Celcious is the melting point of stearic acid, and 4 degree Celcius is the melting point of oleic acid. Explain using the concept of lipids why their melting point is so different.Consider the fatty acid. Which of the designations are accurate for the fatty acid? 8,11-octadecadienoic acid 17:2(Δ8,11) ω‑6 fatty acid 18:2(Δ9,12) 18:2(Δ6,9)Which of the following is NOT TRUE about unsaturated fatty acids?
- Alkaline hydrolysis of one molecule of triacylglycerol yields _________ a. three molecules of glycerol and three moles of fatty acids b. three moles of glycerol and one mole of fatty acids c. one molecule of glycerol and three molecules of sodium salt of fatty acid d. three molecules of glycerol and one molecule of sodium salt of fatty acidDefine the following terms: a. monounsaturated fatty acid b. polyunsaturated fatty acid c. saturated fatty acid d. nonessential fatty acid e. essential fatty acidDraw an example of an unsaturated fatty acid in both the cis and trans configuration. Number the carbons using the wconvention. Indicate which will have the higher melting point