Which of the following molecules is least likely to be a fatty acid? O H₂C-(CH₂)14-COOH
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- In the following list, identify the carbohydrate, the fatty acid, the amino acid, and the polypeptide: a. NH2CHRCOOH b. C6H12O6 c. (methionine)20 d. CH3(CH2)16COOHUnlike saturated fatty acids, the tails of unsaturated fatty acids incorporate one or more _______. a. phosphate groups b. glycerols c. double bonds d. single bondsConsider the following triglycerides (A and B). CH,(CH,)6C_0–CH, i CH₂(CH₂) C- O-CH, i CH,(CH,)–C—0–CH, CH-HC-CH-CH, C-0 CH, CH,(CH,)6—C_0–CH, CH-HC=CH-CH, 0–CH, A B Which triglyceride (A or B) is probably a liquid at room temperature and is most likely from a plant? O A O B
- Which of the following belong to the omega-6 fatty acid family? O CH3 - (CHzhz - CH = CH - (CH2), - COOH O CH3 - (CH2)7 - CH = CH - (CH₂)4 - COOH O CH3 - (CH₂)18 - COOH O CH3 - (CHzì4 – CH = CH - (CH2)s - COOHLipids serve as all of the following exceptThe 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.)
- Below are several structures of a triacylglyceride. Which of the structures is drawn correctly? O CHO ○ CH₂- CH2-O CH-0-8- CH2O CH₂ CH CH₂ CH,O CH2O CH2O. 0=00=0 CH2—HO—C CHHO– CHI HOC HỌ 0 0 OH OH OHWhich of the following is a glycerophospholipid?Identify the type of lipid in each compound. Glycerophospholipids are a class of phospholipids. ва C19H39 COOH CH₂(CH₂)28CH3 НННННННН Н ......... с-с-с-с-с-С-С-С-С-С-Н III НННН Н Н Н Н Н НННН НННН Н II I L I I 1 TU с-с-с-с-с-с-с-с-С-С-Н FIT III ННН H НННН Н НННН Н Н LI I I . С-С-С-С-С-С-С O ННННН HO Н3С(СН2)15 :-0 H-C-O H-C-0 H d wax fatty acid triacylglyceride steroid prostaglandin phospholipid Н Н -0- HO .COOH -CH₂
- Another key component of lipids is a fatty acid. A fatty acid is recognizable by its carboxyl group. butyric acid caproic acid lauric acid 0 || -C-0-H OHHH H-O-C-C-C-C-H HHH OHHHHH Ö|||||| H-O-C-C-C-C-C-C-H ││││| HHHHH Carboxyl group OHHHHHHHHHHH H-0-C-C-C-C-C-C-C-C-C-C-C-C-H ….......... HHHHHHHHHHH a. Draw a box around the carboxyl group on each fatty acid. b. The molecular formula for butyric acid is C_H_O___. c. The molecular formula for caproic acid is C_H_O___. d. The molecular formula for lauric acid is C_H_O____Give each of the following structural units: oils and fatswaxesglycerophospholipidssteroids sphingolipids glycolipids sphingolipidsprostaglandins terpenesDetermine whether the following monosaccharides have D or L configuration and classify them based on number of carbons and whether they are aldoses or ketoses: CH2OH CH2OH НО- C=0 C=0 НО- H- H- HO- Н-с-он Н-с-он H- -HO- НО H- H- -HO- НО -с-н CH2OH Но- ČH2OH CH2OH CH2OH