Which of the following are characteristics of isoprenoid lipids? double bonds are mostly cis. methyl branches are common. built up from C5 units. generally hydrophobic often found polymerized to form structural units containing 1000 carbons or more.
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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 true of sphingolipids? They always contain glycerol and fatty acids. They may be charged, but are never amphipathic. They contain two esterified fatty acids. Phosphatidylcholine is a typical sphingolipid. The sphingosine backbone is O-linked to a head group.In which of the following membrane lipids is the hydrophobic tail connected to the hydrophilic head by an amide bond? O Spingolipids Phosphoglycerols O None of the options has amide bonds Sterols
- arrange the following lipids in order of decreasing polarity: cholesterol, triglyceride, estradiol, fatty acid, phosphatidyl cholineWhich of the following statements regarding lipids is most accurate? 1. Lipids are synthesized by ribosomes 2. Saturated fats tend to be solid at room temperature because of the polar hydrocarbon chains 3. Saturated fats tend to be liquid at room temperature due to hydrogen bonding 4. Polyunsaturated fats tend to be liquid at room temperature due to numerous double bonds in the hydrocarbon chains 5. The empirical formula for lipids is typically C1H201Examine the following structure. Fatty acid Fatty acid PO Alcohol Which of the following is the correct classification of this substance? All of these are correct classifications. glycerophospholipid phospholipid complex lipid Glycerol
- Fatty 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 bondsSphingolipids are considered as phospholipids if: O The polar head group contains a single sugar (carbohydrate) such as glucose All sphingolipids are phospholipids O The polar head group contains a phosphate group The polar head group contains a complex sugar (carbohydrate) containg sialic acidBelow are block diagrams representing the general structures of three types of lipids. Which terms best describe each diagram: phospholipid; triacylglycerol; hydrolyzable lipid; sphingomyelin; phosphoacylglycerol
- Shown below is a common lipid. To which of the following lipid groups does this molecule belong? Triacylglycerol Ceramide Cholesterol CH₂ CH₂ Ganglioside Glycerophospholipid Monounsaturated fatty acid Polyunsaturated fatty acid Saturated fatty acidList several functions of lipids in living organism. What kind of organic compound involved in fat formation contains carboxyl group.acuve se Which of the following macromolecules is represented in the picture? * Lauric Acid A fatty acid commonly found in coconut oil. оннн нн %3D HO-C-C-C- HHHH H H -C C С-С-С -C-C-H HHHH H HHHHHH Carboxyl Group Hydrocarbon Chain carbohydrate proteins lipids nucleic acids Which macromolecule is represented? エーローエ