Cellular Respiration Pathway Quiz

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What is the purpose of the deamination process in the breakdown of proteins?

To convert the carbon compound into pyruvate

To add the amino group to the Krebs cycle

To remove the amino group from the carbon compound (correct)

To release energy from the carbon compound

Which stage of aerobic respiration occurs in the mitochondrial matrix?

Glycolysis

Krebs cycle (correct)

Link reaction

Oxidative phosphorylation

What is the role of Acetyl CoA in aerobic respiration?

It enters the Krebs cycle (correct)

It is a product of glycolysis

It is a cofactor for enzymes in the electron transport chain

It is used in oxidative phosphorylation

Which stage of aerobic respiration is responsible for the majority of ATP production?

Oxidative phosphorylation Signup and view all the answers

What is the purpose of the link reaction in aerobic respiration?

To convert pyruvate into Acetyl CoA Signup and view all the answers

How does the process of chemiosmosis contribute to ATP production in aerobic respiration?

It uses the energy released from the electron transport chain to pump protons across the inner mitochondrial membrane Signup and view all the answers

Which process directly links chemiosmosis to the transport of ions across cell membranes?

Oxidative phosphorylation Signup and view all the answers

What is the primary role of the Krebs cycle in cellular respiration?

To oxidize acetyl-CoA and generate NADH and FADH2 Signup and view all the answers

Which of the following is the primary source of electrons for the electron transport chain?

NADH and FADH2 Signup and view all the answers

Which process is directly coupled to the synthesis of ATP during oxidative phosphorylation?

Chemiosmosis Signup and view all the answers

What is the primary function of acetyl-CoA in cellular respiration?

To serve as the entry point for the Krebs cycle Signup and view all the answers

Which of the following is a direct product of the Krebs cycle?

NADH and FADH2 Signup and view all the answers

What is the purpose of the Krebs cycle in aerobic respiration?

To generate reduced coenzymes and release carbon dioxide Signup and view all the answers

What is the role of acetyl-CoA in the Krebs cycle?

Acetyl-CoA combines with a four-carbon molecule to form a six-carbon molecule that enters the Krebs cycle Signup and view all the answers

What is the purpose of the electron transport chain in oxidative phosphorylation?

To generate proton gradients across the inner mitochondrial membrane Signup and view all the answers

What is the role of chemiosmosis in the production of ATP during oxidative phosphorylation?

Chemiosmosis is the movement of protons across the inner mitochondrial membrane, which is coupled to the synthesis of ATP Signup and view all the answers

How many ATP molecules are directly produced in the Krebs cycle through substrate-level phosphorylation?

1 ATP Signup and view all the answers

What is the final electron acceptor in the electron transport chain during oxidative phosphorylation?

Oxygen (O2) Signup and view all the answers

Cellular Respiration Pathway Quiz

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Questions and Answers

What is the purpose of the deamination process in the breakdown of proteins?

Which stage of aerobic respiration occurs in the mitochondrial matrix?

What is the role of Acetyl CoA in aerobic respiration?

Which stage of aerobic respiration is responsible for the majority of ATP production?

What is the purpose of the link reaction in aerobic respiration?

How does the process of chemiosmosis contribute to ATP production in aerobic respiration?

Which process directly links chemiosmosis to the transport of ions across cell membranes?

What is the primary role of the Krebs cycle in cellular respiration?

Which of the following is the primary source of electrons for the electron transport chain?

Which process is directly coupled to the synthesis of ATP during oxidative phosphorylation?

What is the primary function of acetyl-CoA in cellular respiration?

Which of the following is a direct product of the Krebs cycle?

What is the purpose of the Krebs cycle in aerobic respiration?

What is the role of acetyl-CoA in the Krebs cycle?

What is the purpose of the electron transport chain in oxidative phosphorylation?

What is the role of chemiosmosis in the production of ATP during oxidative phosphorylation?

How many ATP molecules are directly produced in the Krebs cycle through substrate-level phosphorylation?

What is the final electron acceptor in the electron transport chain during oxidative phosphorylation?

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