Mitochondria function: What are mitochondria and where are

What are mitochondria and where are they found. Also know what they do in a cell, with the parts, structure, and functions described with facts & labeled picture Their main function is to generate the energy necessary to power cells , but they are also involved in cell signaling and death. Present in nearly all types of human cells, mitochondria are vital... Mitochondria have a double membrane structure and use aerobic respiration to generate adenosine triphosphate (ATP), which is used throughout the cell as a source of chemical energy. [2] . They were discovered by Albert von Kölliker in 1857 [3] in the voluntary muscles of insects. Most people understand mitochondria function in regard to energy production. Learn how mitochondria function in cell death and regeneration.