EOG89GNZS GO:0000266 25/84 mitochondrial fission biological_process "The division of a mitochondrion within a cell to form two or more separate mitochondrial compartments." [PMID:11038192] EOG89GNZS GO:0090141 1/84 positive regulation of mitochondrial fission biological_process "Any process that increases the rate, frequency or extent of mitochondrial fission. Mitochondrial fission is the division of a mitochondrion within a cell to form two or more separate mitochondrial compartments." [GOC:ascb_2009, GOC:dph, GOC:tb] EOG89GNZS GO:0007005 1/84 mitochondrion organization biological_process "A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of a mitochondrion; includes mitochondrial morphogenesis and distribution, and replication of the mitochondrial genome as well as synthesis of new mitochondrial components." [GOC:dph, GOC:jl, GOC:mah, GOC:sgd_curators, PMID:9786946]