Quizz1_Spr06 - Biochemistry 3020 Instructor Dr H-J Wieden Quiz 1 2006-Jan-12 12:15 12:30 Name ID Page:1/2 1 Structural classification of

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Biochemistry 3020 Quiz 1 2006-Jan-12 Instructor: Dr. H.-J. Wieden 12:15 – 12:30 Name:_____________________ ID#:__________________ Page:1/2 1. Structural classification of proteins (based on motifs): The structures can be divided into distinct classes: A) All α , all β , α + β , α / β B) All α , all β , β + α + β , α / β C) All α , β + β + α , β + α + β , α / β D) All α , α + β , α / β . E) All α , all β 2. Which of the following statements about oligomeric proteins is false ? A) A subunit may be similar to other proteins. B) All subunits must be identical. C) Many have regulatory roles. D) Some oligomeric proteins can further associate into large fibers. E) Some subunits may have nonprotein prosthetic groups. 3. In nucleotides and nucleic acids, syn and anti conformations relate to: A) base stereoisomers. B) rotation around the phosphodiester bond. C) rotation around the sugar-base bond. D)
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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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Quizz1_Spr06 - Biochemistry 3020 Instructor Dr H-J Wieden Quiz 1 2006-Jan-12 12:15 12:30 Name ID Page:1/2 1 Structural classification of

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