Quiz8_Spr07 - Biochemistry 3020 Instructor: Dr. H.-J....

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Biochemistry 3020 Quiz 8 2007-Mar-22 Instructor: Dr. H.-J. Wieden 12:15 – 12:30 Name:_____________________ ID#:__________________ Page:1/2 1.) Which complex is unable to pump protons across the mitochondrial membrane? A) Complex I B) Complex II C) Complex III D) Complex IV E) All the complexes are able to pump protons. 2.) Several prosthetic groups act as redox centers in Complex I, including: A) FMN, ubiquinone, iron-sulfur clusters, heme. B) FMN, ubiquinone, iron-sulfur clusters. C) heme, ubiquinone, iron-sulfur clusters. D) all of the above E) none of the above 3.) The functional core of Complex III includes: A) cytochrome c 1 , iron-sulfur protein (Rieske). B) cytochrome c 1 , cytochrome b , myoglobin. C) cytochrome c 1 , cytochrome b, iron-sulfur protein (Rieske). D) all of the above E) none of the above 4.) How many electrons do (does) the prosthetic group(s) in cytochrome c accept? A)
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Quiz8_Spr07 - Biochemistry 3020 Instructor: Dr. H.-J....

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