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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 bondsFatty acids in phospholipids and triacylglycerols interact with one another by (a) disulfide bridges (b) van der Waals interactions (c) covalent bonds (d) hydrogen bonds (e) fatty acids do not interact with one anotherIn a fatty acid, the shorter the carbon chain, the more solid the fatty acid becomes. True False
- Which is NOT a feature of a fatty acid? Even numbers of carbon atoms Can be saturated or unsaturated Straight chain with no branching Double bonds can be conjugatedIn 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 acidWhich of the following lipid types is the least polar? A. Sphingolipids B. Gangliosides C. Glycerophospholipids D. Triacylglycerols
- Explain the affect on the structure and physical properties of a fatty acid when increasing the unsaturation level. What affect would having more unsaturated phospholipids have on a cell membrane?Which of these fatty acids has two cis double bonds in its structure? a. Linoleic acid b. Stearic acid c. Alpha-linoleic acid d. Palmitic acid e. Oleic acidLipids like nucleic acids and proteins are made of strings of similar subunits. True or false. Explain
- Describe the structure of a fatty acid and explain how it is namedWhy are polyunsaturated omega 3 fatty acids deemed beneficial to human health? Justify such events by referring to their chemical structure.___ fatty acid chain length, as well as ___ the number of double bonds has the effect of increasing the fluidity of phospholipids that contain them. a) Increasing; decreasing b) Decreasing; decreasing c) Increasing; increasing d) Decreasing; increasing