Which enzyme transfers electrons from a membrane-soluble carrier to a water-solu

Question

Which enzyme transfers electrons from a membrane-soluble carrier to a water-soluble carrier in the electron-transport process? A) ATP synthase B) cytochrome c oxidase C) NADH-Q oxidoreductase D) Q-cytochrome c oxidoreductase E) succinate-Q reductase Which electron carrier has an isoprenoid tail? A) NADH B) cytochrome c C) coenzyme Q D) FADH_2 E) None of the answers is correct. The energy for ATP synthesis is generated by the movement of protons from the ___ side of the inner mitochondrial membrane establishing a(n) ___ gradient. A) intermembrane; pH B) intermembrane: electrical potential C) matrix; sodium ion D) matrix; pH E) None of the answers is correct. Electron flow down the electron-transport chain leads to: A) the transport of protons across the inner mitochondrial membrane from inside the matrix to the intermembrane space. B) the transport of protons across the inner mitochondrial membrane from the intermembrane space into the matrix. C) the couple

Explanation / Answer

Answer:

6. (D) Q : cytochrome c-oxidoreductase

7. (C) Coenzyme Q

8. (D) Matrix, pH

9. (A) the transport of protons across the inner mitochondrial membrane from inside the matrix to the inter membrane space

10. (B) Complex II

11. (B) Superoxide ion

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