Electron Transfer Chain Reaction in Aerobic Respiration
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Questions and Answers

What is the role of NADH2 and FADH2 in the electron transfer chain reaction?

  • Release water molecules
  • Act as electron carriers (correct)
  • Convert glucose to ATP
  • Form ATP directly

How many molecules of ATP are obtained from each molecule of NADH2 in the electron transfer chain reaction?

  • 5
  • 2
  • 3 (correct)
  • 1

Which organelle specifically operates the electron transfer chain reaction?

  • Chloroplasts
  • Mitochondria (correct)
  • Golgi Apparatus
  • Endoplasmic Reticulum

How is energy stored in ATP molecules?

<p>In the bonds between phosphate groups (A)</p> Signup and view all the answers

What is the chemical composition of ATP?

<p>Adenine, ribose, three phosphate groups (A)</p> Signup and view all the answers

Why is ATP referred to as the 'energy currency' of the cell?

<p>Due to its role in providing energy for cellular processes (B)</p> Signup and view all the answers

What is the total number of ATP molecules obtained from one molecule of FADH2 in the electron transfer chain reaction?

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

Which of the following is NOT a component of ATP?

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

Where does the electron transfer chain reaction take place?

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

How many water molecules are produced during the electron transfer chain reaction from each NADH2 molecule?

<p>1 (A)</p> Signup and view all the answers

What is the energy currency of the cell?

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

Which of the following is NOT part of the chemical composition of ATP?

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

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