Biochemistry Quiz#19 Electron Transport Chain

1. Which of the following accurately describes the method by which NADH electrons from glycolysis enter the mitochondria for participation in the electron transport chain? 

Question 1 of 5

2. FADH2 transfers its electrons to which component of the electron transport chain, and how does this impact its ATP yield compared to NADH? 

Question 2 of 5

3. Which of the following is an inhibitor of Complex I of the electron transport chain and can lead to a decrease in ATP production? 

Question 3 of 5

4. The passage of electrons through the electron transport chain results in the formation of a proton gradient. What is the primary purpose of this proton gradient? 

Question 4 of 5

5. Which of the following inhibitors binds to cytochrome c oxidase (Complex IV) and prevents the transfer of electrons to oxygen, effectively blocking the electron transport chain? 

Question 5 of 5


 

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