Queried GO terms:

  idGO:0009799   Detailed information
  namespecification of symmetry
  namespacebiological_process
  def"The establishment of an organism's body plan or part of an organism such that a similar arrangement in form and relationship of parts around a common axis, or around each side of a plane is created." [GOC:go_curators]
  synonym"determination of symmetry" EXACT [GOC:dph]
  synonym"specification of symmetry" EXACT [GOC:dph]
  is_aGO:0007389 ! pattern specification process

No monarch genes has this GO term.