Queried GO term:

  idGO:0042451   Detailed information
  namepurine nucleoside biosynthetic process
  namespacebiological_process
  def"The chemical reactions and pathways resulting in the formation of any purine nucleoside, one of a family of organic molecules consisting of a purine base covalently bonded to a sugar ribose (a ribonucleoside) or deoxyribose (a deoxyribonucleoside)." [GOC:go_curators]
  subsetgosubset_prok
  is_aGO:0009163 ! nucleoside biosynthetic process
  is_aGO:0042278 ! purine nucleoside metabolic process
  is_aGO:0072522 ! purine-containing compound biosynthetic process

No monarch genes has the input GO term: GO:0042451.