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  1. Mitochondrion - Wikipedia

    The egg cell contains relatively few mitochondria, but these mitochondria divide to populate the cells of the adult organism. This mode is seen in most organisms, including the majority of …

  2. Mitochondrion | Definition, Function, Structure, & Facts | Britannica

    Nov 19, 2025 · Mitochondria are found in the cells of nearly every eukaryotic organism, including plants and animals. Cells that require a lot of energy, such as muscle cells, can contain …

  3. Mitochondria: Form, function, and disease - Medical News Today

    May 27, 2025 · People often refer to mitochondria as the powerhouses of the cell. Their main function is to generate the energy necessary to power cells, but they are also involved in cell …

  4. Mitochondria – Definition, Structure, Function

    Jan 23, 2024 · Mitochondria are organelles found in the cells of most eukaryotic organisms. They are the powerhouses of the cell because they generate most of the cell’s supply of adenosine …

  5. The Role of Mitochondria: More Than Just the Powerhouse

    Apr 19, 2025 · Mitochondria are more than just the powerhouses of the cell. They are dynamic organelles involved in a multitude of cellular functions, including energy production, regulation …

  6. Mitochondria Function: A Simple Discussion and Diagram

    Oct 14, 2025 · What Do Mitochondria Do? The main function that occurs inside mitochondria is a chemical reaction that creates ATP, a molecule that the body uses for energy. The …

  7. What Is a Mitochondrion and Why Is It Important?

    Jul 20, 2025 · Mitochondria are specialized organelles found within the cells of animals, plants, and fungi. These structures are fundamental to cellular life, acting as the primary power …

  8. Mitochondria and health - National Institutes of Health (NIH)

    Jul 22, 2025 · Mitochondria are organelles—structures within cells that perform specific functions. Scientists often call mitochondria the powerhouses of the cell, because they produce about …

  9. Mitochondria - National Human Genome Research Institute

    2 days ago · Mitochondria are membrane-bound cell organelles (mitochondrion, singular) that generate most of the chemical energy needed to power the cell's biochemical reactions.

  10. What Does The Mitochondria Do? | UCLA Medical School

    What Does The Mitochondria Do? Mitochondria, the parts of a cell that break down energy, have a breathtaking vitality, researchers say. These dynamic bodies – up to 1,000 in each cell – …