BIOCHEMISTRY (CELLULAR RESPIRATION/ELECTRON TRANSPORTCHAIN)
1) Steps of cellular respiration are: (multiple answersmay be correct)
A. Fermentation
B. Oxidative carboxylation of pyruvate
C. Citric Acid Cycle
D. Mitochondrial Electron Transport Chain
E. Reduction of molecular Oxygen by cytochrome C.
2) Steps of Oxidative Phosphorylation (in a wider sense)are: (multiple answers may be correct)
A. Fermentation
B. Glycolysis
C. Mitochondrial electron transport chain
D. Reduction of molecular Oxygen by cytochrome C
E. H+ gradient driven synthesis of ATP
3) Which of the following is correct? (only one answersis correct)
A. The outer mitochondrial membrane contains unselective poresformed by porins allowing many types of molecules and ions topass B. The inner mitochondrial membrane is a major permeabilitybarrier C. Both of the above D. None of the above |
4) The amount of free energy changes during redoxreactions depends on (only one answer is correct)
A. The redox potential difference between the respective redoxcouples B. The number of transferred electrons C. Both of the above D. None of the above 5) Electron carriers of the mitochondrial ETC are: (onlyone answers is correct) A. Chlorophyll a B. FMN C. Both of the above D. None of the above | | |
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