In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.
Q: HSP90 aids in the delivery of substances to the translocase of outer membrane complex found on these entities, which are also the site of the combination of protoporphyrin IX with iron to form heme. Kearns-Sayre syndrome and Leber's hereditary optic neuropathy are examples of diseases associated with the transfer of their genetic material, a process which in over 99 percent of mammals involves maternal inheritance as there are roughly 1000 times more of these in oocytes than in sperm. Along with chloroplasts, these are the subjects of endosymbiotic theory, and the foldings of its inner membrane are known as cristae. FTP, identify this double-membrane cell organelle that generates the majority of the ATP in a cell.
A:
Science