BIOS 380 Due date: Wednesday, April 12 c. succinate dehydrogenase d. Fumerase 9.

Question

BIOS 380 Due date: Wednesday, April 12 c. succinate dehydrogenase d. Fumerase 9. Product of succinate dehydrogenase is a. Malate b. Fumerate c. Succinate d. oxaloacetate 10. Malate dehydrogenase converts a. Oxaloacetate into PEP b. Malate to fumerate c. Malate to Oxaloacetate d. Fumerate to malate 11. Each QH2 produces equivalent of ATP. a, 3 b. 2.5 c, 1.5 d. 0.5 12. Total production of ATP in TCA cycle via substrate level phosphorylation is b. 4 c. 2 d. 2.5 13. Phosphorylation of PDH makes the complex a. Active b. Inactive 14. Ca++ has effect on activity of TCA cycle enzymes. a. Positive b. Negative 15. Electron transport chain occurs in a. Matrix of mitochondria b. Outer membrane of mitochondria c. nner membrane of mitochondria d. cytoplasm 16. According to Chemiosmotic theory drives ATP production in electron transport chain. a. Gradient of Hydrogen ions b. Gradient to ATP c. Gradient of Oxaloacetate d. oxygen 17. Proteins of electron transport chain carry out a. Hydrolysis of Water b. Series of oxidation-reduction reactions

Explanation / Answer

9) Option a) Succinate dehydrogenase oxidates succinate to Fumarate.
10) Option c) Malate to Oxaloacetate
11) Option b) 2.5 ATPs
12) Option c) 2 net ATP
13) Option a) Active
14) option a) positive because it optimizes the production of ATP
15) Option c) Inner membrane of Mitochondria

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