Electron Transfer and Cytochrome Oxidase Quiz
20 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which molecule is reduced during the process carried out by Cytochrome oxidase?

  • Oxygen (correct)
  • Copper
  • Water
  • Hydrogen

    • What are the reactive intermediates generated during the transfer of electrons by Cytochrome oxidase?

  • Copper ions
  • Oxygen ions
  • Hydrogen ions (correct)
  • None of the above

    • How many electrons are transferred at a time during the irreversible reaction carried out by Cytochrome oxidase?

  • 1
  • 4 (correct)
  • 2
  • 3

    • What is the role of Copper A in Complex 4?

    <p>Takes electrons from Cyt c</p> Signup and view all the answers

    Which molecule acts as an electron carrier in the process carried out by Complex 4?

    <p>Cyt c</p> Signup and view all the answers

    What is the final product of the process carried out by Cytochrome oxidase?

    <p>Water</p> Signup and view all the answers

    What is the function of cytochromes in Complex 4?

    <p>To transfer electrons to Oxygen</p> Signup and view all the answers

    What is the role of Copper in Complex 4?

    <p>All of the above</p> Signup and view all the answers

    What is the function of Cytochrome a3 in Complex 4?

    <p>To donate electrons to Cyt c</p> Signup and view all the answers

    What is the overall reaction carried out by Cytochrome oxidase?

    <p>O2 + 4H+ + 4e- --&gt; H2O</p> Signup and view all the answers

    Which molecule is reduced during the electron transport chain in Complex 4?

    <p>Oxygen</p> Signup and view all the answers

    How many electrons are transferred at a time during the irreversible reaction carried out by cytochrome oxidase?

    <p>2</p> Signup and view all the answers

    Which part of Complex 4 takes electrons from Cyt c?

    <p>Copper A</p> Signup and view all the answers

    What is the end product of the electron transport chain in Complex 4?

    <p>H2O</p> Signup and view all the answers

    Which molecule is oxidized during the electron transport chain in Complex 4?

    <p>Cyt c</p> Signup and view all the answers

    How many electrons are taken from Cyt c at a time by the Copper A part of Complex 4?

    <p>1</p> Signup and view all the answers

    What is the role of cytochromes in Complex 4?

    <p>To carry electrons</p> Signup and view all the answers

    What is the name of the irreversible reaction carried out by cytochrome oxidase in Complex 4?

    <p>Reduction of Oxygen</p> Signup and view all the answers

    What is the function of the Copper B part in Complex 4?

    <p>To form H2O</p> Signup and view all the answers

    What is the name of the molecule that donates electrons to Complex 4?

    <p>Cyt c</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser