Cell Respiration and ATP Production Quiz

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Questions and Answers

During glycolysis, how many ATP molecules are produced from the breakdown of one molecule of glucose?

  • 8 ATP
  • 2 ATP (correct)
  • 4 ATP
  • 6 ATP

Which molecule serves as an immediate source of energy when hydrolyzed to form ADP?

  • NADH
  • Pyruvate
  • Glucose
  • ATP (correct)

In anaerobic respiration, where does glycolysis occur?

  • Mitochondria
  • Nucleus
  • Endoplasmic reticulum
  • Cytosol (correct)

What molecule is formed from the breakdown of glucose during glycolysis?

<p>Pyruvate (C)</p> Signup and view all the answers

What is the main organic compound used in cell respiration to produce ATP?

<p>Carbohydrates (e.g., glucose) (A)</p> Signup and view all the answers

What is the net gain of ATP when one molecule of glucose completes glycolysis?

<p>2 ATP (A)</p> Signup and view all the answers

What is the role of NAD+ in glycolysis?

<p>It is reduced to form NADH, which carries electrons to the electron transport chain. (D)</p> Signup and view all the answers

What is the immediate fate of the pyruvate molecules produced in glycolysis under anaerobic conditions?

<p>They are converted into lactate or ethanol. (C)</p> Signup and view all the answers

Which of the following compounds can also be used in cell respiration to produce ATP, apart from carbohydrates?

<p>Lipids (D)</p> Signup and view all the answers

What is the significance of the high-energy bond in ATP?

<p>It represents the storage location for the energy used in cellular processes. (A)</p> Signup and view all the answers

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