Oxidative Phosphorylation Quiz

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Where is the intermembrane space located?

In the matrix

On the N side

On the P side (correct)

In the cytoplasm

What happens to the energy released during the hydrogen and oxygen reaction in organisms?

It is used to form water

It is released explosively

It is used to pump protons

It is stored in high-energy bonds (correct)

What are NADH and FADH2?

Reducing agents

High-energy bonds

Oxidizing agents

Electron transporters (correct)

What is the purpose of the electron transport chain (ETC)?

To oxidize NADH and FADH2 Signup and view all the answers

What is oxidative phosphorylation?

The phosphorylation of ADP to form ATP Signup and view all the answers

What are the energy conversion processes that occur in the membrane during oxidative phosphorylation?

Electron transfer, proton pumping, and the flow of protons through ATP synthase Signup and view all the answers

What happens to the high-energy electrons lost from NADH?

They combine with oxygen to form water Signup and view all the answers

What is the net equation for the electron-transfer process in oxidative phosphorylation?

NADH + 1/2O2 + H+ → NAD+ + H2O Signup and view all the answers

What is the role of ATP synthase in oxidative phosphorylation?

To convert ADP to ATP Signup and view all the answers

What is the source of molecular oxygen in oxidative phosphorylation?

External source Signup and view all the answers

What is the purpose of the ETC in oxidative phosphorylation?

To generate a proton gradient Signup and view all the answers

What is the final product of the electron-transfer process in oxidative phosphorylation?

Water Signup and view all the answers

Where is the intermembrane space located?

On the P side Signup and view all the answers

What happens to the energy released during the hydrogen and oxygen reaction in organisms?

It is stored in high-energy bonds Signup and view all the answers

What are NADH and FADH2?

Electron transporters Signup and view all the answers

What is the purpose of the electron transport chain (ETC)?

To oxidize NADH and FADH2 Signup and view all the answers

What is oxidative phosphorylation?

The phosphorylation of ADP to form ATP Signup and view all the answers

What are the energy conversion processes that occur in the membrane during oxidative phosphorylation?

Electron transfer, proton pumping, and the flow of protons through ATP synthase Signup and view all the answers

What happens to the high-energy electrons lost from NADH?

They combine with oxygen to form water Signup and view all the answers

What is the net equation for the electron-transfer process in oxidative phosphorylation?

NADH + 1/2O2 + H+ → NAD+ + H2O Signup and view all the answers

What is the role of ATP synthase in oxidative phosphorylation?

To convert ADP to ATP Signup and view all the answers

What is the source of molecular oxygen in oxidative phosphorylation?

External source Signup and view all the answers

What is the purpose of the ETC in oxidative phosphorylation?

To generate a proton gradient Signup and view all the answers

What is the final product of the electron-transfer process in oxidative phosphorylation?

Water Signup and view all the answers

Where is the intermembrane space located?

At the P side Signup and view all the answers

What happens when hydrogen and oxygen react?

Energy is released explosively Signup and view all the answers

How do organisms store the energy released from the hydrogen and oxygen reaction?

In high-energy bonds Signup and view all the answers

What are NADH and FADH2 oxidized into?

NAD+ and FAD Signup and view all the answers

What happens to the electrons in the ETC?

They are used to form ATP Signup and view all the answers

What is the net equation for the electron-transfer process in oxidative phosphorylation?

NADH + 1/2O2 + H+ → NAD+ + H2O Signup and view all the answers

What are the energy conversion processes in the membrane?

Electron transfer, proton pumping, and the flow of protons through ATP synthase Signup and view all the answers

What happens to the high-energy electrons lost from NADH?

They combine with molecular oxygen and H+ to form water Signup and view all the answers

What is the role of ATP synthase in oxidative phosphorylation?

To convert ADP to ATP Signup and view all the answers

What is the function of NADH and FADH2 in the ETC?

To store high-energy electrons Signup and view all the answers

What is the location of the matrix?

Inside the mitochondria Signup and view all the answers

What is the purpose of oxidative phosphorylation?

To convert the energy released by the oxidation of NADH to NAD+ into ATP Signup and view all the answers

Oxidative Phosphorylation Quiz

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Questions and Answers

Where is the intermembrane space located?

What happens to the energy released during the hydrogen and oxygen reaction in organisms?

What are NADH and FADH2?

What is the purpose of the electron transport chain (ETC)?

What is oxidative phosphorylation?

What are the energy conversion processes that occur in the membrane during oxidative phosphorylation?

What happens to the high-energy electrons lost from NADH?

What is the net equation for the electron-transfer process in oxidative phosphorylation?

What is the role of ATP synthase in oxidative phosphorylation?

What is the source of molecular oxygen in oxidative phosphorylation?

What is the purpose of the ETC in oxidative phosphorylation?

What is the final product of the electron-transfer process in oxidative phosphorylation?

Where is the intermembrane space located?

What happens to the energy released during the hydrogen and oxygen reaction in organisms?

What are NADH and FADH2?

What is the purpose of the electron transport chain (ETC)?

What is oxidative phosphorylation?

What are the energy conversion processes that occur in the membrane during oxidative phosphorylation?

What happens to the high-energy electrons lost from NADH?

What is the net equation for the electron-transfer process in oxidative phosphorylation?

What is the role of ATP synthase in oxidative phosphorylation?

What is the source of molecular oxygen in oxidative phosphorylation?

What is the purpose of the ETC in oxidative phosphorylation?

What is the final product of the electron-transfer process in oxidative phosphorylation?

Where is the intermembrane space located?

What happens when hydrogen and oxygen react?

How do organisms store the energy released from the hydrogen and oxygen reaction?

What are NADH and FADH2 oxidized into?

What happens to the electrons in the ETC?

What is the net equation for the electron-transfer process in oxidative phosphorylation?

What are the energy conversion processes in the membrane?

What happens to the high-energy electrons lost from NADH?

What is the role of ATP synthase in oxidative phosphorylation?

What is the function of NADH and FADH2 in the ETC?

What is the location of the matrix?

What is the purpose of oxidative phosphorylation?

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