Multiple Choice
Which of the following is not a stage of ATP synthesis?
11. Aerobic Respiration
ATP Synthesis Driven from Proton Gradients
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Which one of the following structures is responsible for catalyzing the ADP to ATP reaction?
A
F1 rotation
B
F0 head
C
γ subunit
Verified step by step guidance1
Understand the context: The conversion of ADP to ATP is a critical process in cellular respiration, primarily occurring in the mitochondria during oxidative phosphorylation.
Identify the structure: The ATP synthase enzyme complex is responsible for catalyzing the conversion of ADP to ATP. It consists of two main components: F0 and F1.
Clarify the roles: The F0 component forms a channel through the membrane and is involved in proton translocation, while the F1 component is where ATP synthesis occurs.
Focus on the F0 component: The F0 part of ATP synthase is embedded in the mitochondrial membrane and is responsible for the rotation that drives the synthesis of ATP.
Connect the components: The rotation of the F0 component, driven by the flow of protons, causes conformational changes in the F1 component, facilitating the conversion of ADP to ATP.
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