Queried GO terms:

  idGO:0007540   Detailed information
  namesex determination, establishment of X:A ratio
  namespacebiological_process
  def"The developmental process in which an organism senses the number of X chromosomes and autosomes in its genomic complement and responds to it." [GOC:isa_complete]
  is_aGO:0003006 ! developmental process involved in reproduction
  relationshippart_of GO:0007539 ! primary sex determination, soma

Monarch genes with this GO terms:

  DPGLEAN10652

  DPGLEAN21067