Matching Pairs Lipids part 1Online version lipid structure by Danielle Woods 1 phospholipids 2 kcals/gram for fat 3 omega-3-fatty acid 4 what is the degree of saturation of a fatty acid determined by? 5 what are many lipids comprised of? 6 triglycerides 7 3 characterizations of fatty acids 8 what are unsaturated fatty acids? 9 sterols 10 what are saturated fatty acids? 11 omega-6-fatty acid 12 basic functions of lipids in the body 13 lipids category of compounds that include triglycerides, phospholipids, and sterols first double bond is between 3rd and 4th carbons from omega end chain of carbon and hydrogen atoms with a carboxyl group at the alpha end and a methyl group at the omega end stores and provides energy, provides insulation, helps manufacture steroids and bile, plays a role in transporting fat-soluble nutrients in the blood, used to manufacture major sex hormones, key to structure of cell membrane first double bond is between 6th and 7th carbons from the omega end a single or double bond 9 kcals/gram no double bonds, solid at room temperature, have higher melting point double bond(s), liquid at room temperature, have a lower melting point glycerol + three fatty acids, add texture to baked goods, make meats tender, preserve freshness, store as adipose tissue for energy glycerol backbone + two fatty acids + a phosphate group + nitrogen group, hydrophilic on one end & hydrophobic on the other four connecting rings of carbon and hydrogen, do not contain glycerol or fatty acids, do not provide energy length of carbon chair, degree of saturation, and shape
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