Queried GO terms:

  idGO:0006996   Detailed information
  nameorganelle organization
  def"A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of an organelle within a cell. An organelle is an organized structure of distinctive morphology and function. Includes the nucleus, mitochondria, plastids, vacuoles, vesicles, ribosomes and the cytoskeleton. Excludes the plasma membrane." [GOC:mah]
  synonym"organelle organisation" EXACT [GOC:curators]
  synonym"organelle organization and biogenesis" RELATED [GOC:dph, GOC:jl, GOC:mah]
  is_aGO:0071842 ! cellular component organization at cellular level

No monarch genes has this GO term.