Nebenkern
Encyclopedia
The Nebenkern is a mitochondrial formation in the sperm of insects such as Drosophila
. Spermatid mitochondria wrap around each other to form a spherical aggregate, adjacent to the nucleus.
http://8e.devbio.com/article.php?ch=19&id=194 The nebenkern proceeds to elongate into a double-stranded helical structure. http://8e.devbio.com/article.php?ch=19&id=194,http://www.merriam-webster.com/medical/nebenkern
Drosophila
Drosophila is a genus of small flies, belonging to the family Drosophilidae, whose members are often called "fruit flies" or more appropriately pomace flies, vinegar flies, or wine flies, a reference to the characteristic of many species to linger around overripe or rotting fruit...
. Spermatid mitochondria wrap around each other to form a spherical aggregate, adjacent to the nucleus.
http://8e.devbio.com/article.php?ch=19&id=194 The nebenkern proceeds to elongate into a double-stranded helical structure. http://8e.devbio.com/article.php?ch=19&id=194,http://www.merriam-webster.com/medical/nebenkern