Queried GO terms:

  idGO:0009855   Detailed information
  namedetermination of bilateral symmetry
  namespacebiological_process
  def"The establishment of an organism's body plan or part of an organism with respect to a single longitudinal plane. The pattern can either be symmetric, such that the halves are mirror images, or asymmetric where the pattern deviates from this symmetry." [GOC:go_curators]
  synonym"determination of bilateral asymmetry" EXACT [GOC:dph]
  is_aGO:0009799 ! specification of symmetry

Monarch genes with this GO terms:

  DPGLEAN18770