Quizz3_Spr06 - Biochemistry 3020 Instructor Dr H-J Wieden...

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Biochemistry 3020 Quiz 3 2006-Jan-26 Instructor: Dr. H.-J. Wieden 12:15 – 12:30 Name:_____________________ ID#:__________________ Page:1/2 1.) Which of the following molecules or substances contain, or are derived from, fatty acids? A) Beeswax B) Prostaglandins C) Sphingolipids D) Triacylglycerols E) All of the above contain or are derived from fatty acids. 2.) Which of the following statements about membrane lipids is true? A) Glycerophospholipids are found only in the membranes of plant cells. B) Glycerophospholipids contain fatty acids linked to glycerol through amide bonds. C) Lecithin (phosphatidylcholine), which is used as an emulsifier in margarine and chocolate, is a sphingolipid. D) Some sphingolipids include oligosaccharides in their structure. E) Triacylglycerols are the principal components of erythrocyte membranes. 3.) Fatty acids are a component of: A) carotenes. B) cerebrosides. C) sterols.
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This note was uploaded on 06/02/2009 for the course CHEMISTRY bioc 2020 taught by Professor Mr.portvin during the Spring '09 term at Indian Institute of Technology, Chennai.

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Quizz3_Spr06 - Biochemistry 3020 Instructor Dr H-J Wieden...

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