Quiz3_Spr07 - Biochemistry 3020 Instructor: Dr. H.-J....

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Biochemistry 3020 Quiz 3 2007-Jan-25 Instructor: Dr. H.-J. Wieden 12:15 – 12:30 Name:_____________________ ID#:__________________ Page:1/3 1. Rank the melting points of the following fatty acids: (1) cis -oleate (18:1), (2) trans -oleate (18:1), (3) linoleate (18:2) A) 1 > 2 > 3 B) 2 > 1 > 3 C) 2 > 3 > 1 D) 3 > 1 > 2 E) none of the above 2. Which of the following lipid types is the least polar? A) Triacylglycerols B) Glycerophospholipids C) Sphingolipids D) Gangliosides E) none of the above 3. Which of the following is most likely to form a liposome? A) Fatty acids B) Triacylglycerols C) Glycerophospholipids D) Steroids E) None of the above 4. Which of the following is true about membrane proteins? A) They are nonpolar. B) They readily undergo transverse diffusion (every few seconds or so). C) They form a rigid, solid structure. D) Lateral diffusion occurs unless other cellular components restrict their movements. E) They are all glycoproteins.
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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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Quiz3_Spr07 - Biochemistry 3020 Instructor: Dr. H.-J....

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