Mitochondria and Cellular Respiration Quiz

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Questions and Answers

What is the main function of mitochondria in a cell?

  • Synthesizing energy for the cell (correct)
  • Producing proteins
  • Storing genetic material
  • Maintaining cell shape

Where are mitochondria usually located within the cell?

  • In the endoplasmic reticulum
  • In the cytoplasm (correct)
  • Attached to the cell membrane
  • In the nucleus

What is the diameter size range of mitochondria?

  • 1.0 - 2.0 micrometers
  • 0.1 - 0.5 micrometers
  • 2.0 - 3.0 micrometers
  • 0.5 - 1.0 micrometers (correct)

In which type of cells are mitochondria not present?

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

What is the source of fuel for mitochondria located in muscle cells?

<p>Fatty droplets in the cytosol (B)</p> Signup and view all the answers

What is the role of mitochondria in the locomotive apparatus of cells?

<p>They are abundant in the flagella (C)</p> Signup and view all the answers

How do mitochondria reproduce?

<p>By dividing themselves in the middle (B)</p> Signup and view all the answers

What is the primary protein in the outer membrane of mitochondria?

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

What is the function of cristae in the inner membrane of mitochondria?

<p>Increase the surface area of the inner membrane (B)</p> Signup and view all the answers

What is the phospholipid layer found in the inner membrane of mitochondria called?

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

Which of the following is responsible for transducing energy in the inner membrane of mitochondria?

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

What determines the energy output of the cell in relation to the inner membrane of mitochondria?

<p>Number and arrangement of cristae (D)</p> Signup and view all the answers

Where is cytochrome c located within the mitochondria?

<p>In the intermembrane space (B)</p> Signup and view all the answers

What is the function of the outer membrane of mitochondria?

<p>Separate the chemical reactions in the matrix from the rest of the cell cytoplasm (D)</p> Signup and view all the answers

Which part of the mitochondria contains ribosomes and enzymes used in the oxidation of fats and the Krebs cycle?

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

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