The purpose of the electron transport chain is to A) Accumulate electrons to store energy B) Transfer electrons in order to generate ATP C) Donate electrons to change membrane potential D) All of the above
Question
The purpose of the electron transport chain is to
A) Accumulate electrons to store energy B) Transfer electrons in order to generate ATP C) Donate electrons to change membrane potential D) All of the above
Solution
The correct answer is B) Transfer electrons in order to generate ATP.
The electron transport chain is a series of protein complexes and electron carrier molecules within the inner membrane of mitochondria that helps extract energy from electrons and uses that energy to form ATP. This process involves the transfer of electrons from electron donors to electron acceptors through redox reactions. This series of reactions ultimately leads to the production of ATP from the energy released by these electrons.
Similar Questions
The electron transport chain's main purpose is to create a proton gradient, which Complex V can use to synthesize ATP.TrueFalse
The electron transport chain results in the generation of:A.a proton concentration gradient across the inner mitochondrial membrane, which drives phosphorylation of ADP.B.a proton concentration gradient across the inner mitochondrial membrane, which reduces NAD+ in a coupled reaction.C.an electron concentration gradient across the inner mitochondrial membrane, which drives phosphorylation of ADP.D.an electron concentration gradient across the inner mitochondrial membrane, which drives oxidation of NADH in a coupled reaction.Submit
In prokaryotes, the electron transport chain is located in the:Group of answer choicesMitochondrion.Plasma membrane.Chloroplast.Ribosome.
Which of the following statements about the electron transport chain in mitochondria is NOT correct? A) Electrons increase their free energy at each step along the transport chain B) The final electron acceptor is oxygen C) Transporters alternate between reduced and oxidized states by accepting and donating electrons D) Electron transporters are associated with the inner mitochondrial membrane E) Electrons transported along the chain come from NADH and FADH2 molecules
Cyclic electron transport enhances ATP production because?
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