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

    Oct 18, 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 …

  2. Mitochondria Function: A Simple Discussion and Diagram

    Oct 14, 2025 · Mitochondria are parts of a human cell known as the “energy factories.“ Most human cells, animal cells, and plant cells contain hundreds or even thousands of …

  3. Mitochondrion - Wikipedia

    A mitochondrion (pl. mitochondria) is an organelle found in the cells of most eukaryotes, such as animals, plants and fungi. Mitochondria have a double membrane structure and use aerobic …

  4. 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 …

  5. Mitochondria: What to Know - WebMD

    Sep 1, 2024 · Mitochondria are responsible for producing and providing energy to our bodies, especially in organs such as the heart, brain, and muscles, which require high-energy …

  6. Mitochondria – Definition, Structure, Function

    Jan 23, 2024 · A mitochondrion (plural: mitochondria) is an organelle in plants, animals, and fungi that produces chemical energy for cells. Mitochondria are the powerhouses of the cell.

  7. Mitochondria - National Human Genome Research Institute

    3 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.

  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. 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 …

  10. Mitochondria: what are they and why do we have them?

    We’ve probably all heard of mitochondria, and we may even remember learning in school that they are the “powerhouses of the cell” – but what does that actually mean, and how did they …