Mitochondria Function and Cellular Respiration
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Questions and Answers

What is the main function of mitochondria in a cell?

  • Synthesizing energy (correct)
  • Producing organelles
  • Maintaining cell shape
  • Storing genetic information

    • Which of the following is NOT true about mitochondria?

  • Prokaryotic cells contain mitochondria (correct)
  • They are abundant in the locomotive apparatus of cells
  • Their size ranges from 0.5 - 1.0 micrometers
  • They can change their shape rapidly

    • Where are mitochondria usually located inside a cell?

  • Attached to the cell membrane
  • Inside the vacuole
  • In the cytoplasm (correct)
  • In the nucleus

    • In which type of cells are mitochondria found?

    <p>Eukaryotic cells</p> Signup and view all the answers

    What is the role of mitochondria in muscle tissues?

    <p>Acting as a fuel source close to fatty droplets</p> Signup and view all the answers

    How do mitochondria reproduce themselves?

    <p>By dividing in the middle to produce daughter mitochondria</p> Signup and view all the answers

    What distinguishes eukaryotic cells from prokaryotic cells regarding mitochondria?

    <p>Only eukaryotic cells have mitochondria</p> Signup and view all the answers

    What is the primary function of cristae in mitochondria?

    <p>Increase the surface area for enzyme attachment</p> Signup and view all the answers

    Which protein is predominantly found in the outer membrane of mitochondria?

    <p>Porin</p> Signup and view all the answers

    What is the name of the phospholipid layer found in the inner mitochondrial membrane?

    <p>Cardiolipin</p> Signup and view all the answers

    Which statement about the inner mitochondrial membrane is correct?

    <p>Impermeable to small-sized substances like ions</p> Signup and view all the answers

    Why are transport proteins more abundant in liver cells compared to muscle cells?

    <p>Because most anabolic pathways start in the liver</p> Signup and view all the answers

    Which enzyme system is responsible for synthesizing mitochondria DNA, RNA, and proteins?

    <p>Ribosomes</p> Signup and view all the answers

    What is the role of enzymes found in the matrix during cellular respiration?

    <p>Form urea</p> Signup and view all the answers

    What determines the energy output of a cell based on mitochondria cristae?

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

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