20 Questions
Which molecule is reduced during the process carried out by Cytochrome oxidase?
Oxygen
What are the reactive intermediates generated during the transfer of electrons by Cytochrome oxidase?
Hydrogen ions
How many electrons are transferred at a time during the irreversible reaction carried out by Cytochrome oxidase?
4
What is the role of Copper A in Complex 4?
Takes electrons from Cyt c
Which molecule acts as an electron carrier in the process carried out by Complex 4?
Cyt c
What is the final product of the process carried out by Cytochrome oxidase?
Water
What is the function of cytochromes in Complex 4?
To transfer electrons to Oxygen
What is the role of Copper in Complex 4?
All of the above
What is the function of Cytochrome a3 in Complex 4?
To donate electrons to Cyt c
What is the overall reaction carried out by Cytochrome oxidase?
O2 + 4H+ + 4e- --> H2O
Which molecule is reduced during the electron transport chain in Complex 4?
Oxygen
How many electrons are transferred at a time during the irreversible reaction carried out by cytochrome oxidase?
2
Which part of Complex 4 takes electrons from Cyt c?
Copper A
What is the end product of the electron transport chain in Complex 4?
H2O
Which molecule is oxidized during the electron transport chain in Complex 4?
Cyt c
How many electrons are taken from Cyt c at a time by the Copper A part of Complex 4?
1
What is the role of cytochromes in Complex 4?
To carry electrons
What is the name of the irreversible reaction carried out by cytochrome oxidase in Complex 4?
Reduction of Oxygen
What is the function of the Copper B part in Complex 4?
To form H2O
What is the name of the molecule that donates electrons to Complex 4?
Cyt c
Test your knowledge on the complex process of electron transfer in Cytochrome oxidase with our quiz! Learn about how Copper A takes electrons from Cyt c and sends them through cytochromes, eventually leading to the formation of H2O. Challenge yourself to understand the irreversible reaction carried out by Cytochrome oxidase and the generation of reactive intermediates. Keywords: electron transfer, Cytochrome oxidase, Copper A, cytochromes, H2O, irreversible reaction, reactive
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