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

    Oct 18, 2025 · Mitochondrion, organelle found in most eukaryotic cells, the primary function of which is to generate energy in the form of adenosine triphosphate. Mitochondria also store …

  2. Mitochondrion - Wikipedia

    The term mitochondrion, meaning a thread-like granule, was coined by Carl Benda in 1898. The mitochondrion is popularly nicknamed the "powerhouse of the cell", a phrase popularized by …

  3. 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.

  4. Mitochondria - Definition, Function & Structure | Biology Dictionary

    May 8, 2020 · Mitochondria (singular: mitochondrion) are organelles within eukaryotic cells that produce adenosine triphosphate (ATP), the main energy molecule used by the cell.

  5. 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 …

  6. 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 …

  7. 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 production.

  8. 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.

  9. MITOCHONDRION Definition & Meaning - Merriam-Webster

    The meaning of MITOCHONDRION is any of various round or long cellular organelles of most eukaryotes that are found outside the nucleus, produce energy for the cell through cellular …

  10. Mitochondria – Definition, Origin, Structure, Functions

    Apr 6, 2024 · Mitochondria are membrane-bound organelles in eukaryotic cells responsible for producing adenosine triphosphate (ATP), the primary energy currency of the cell.