I like, your question... there might be I looked, for some and found these listings:
Polar Bears International (PBI)
Watching adding notes, correcting, and overall being a part of the project he/she is working on.
Answer:
Mitochondrial DNA is the DNA located in mitochondria, cellular organelles within eukaryotic cells that convert chemical energy from food into a form that cells can use, adenosine triphosphate.
Explanation:
Genetic variation happens when one organism in the population mates with a genetically different organism. Same species, different genetics such as color or height/weight.
Cells with large numbers of mitochondria have a high energy demand
