#var.__form__variant  (biology) a group of organisms within a species that differ in trivial ways from similar groups; "a new strain of microorganisms"
  supertype:  taxonomic_group__taxonomicgroup__taxon  animal or plant group having natural relations
  member of:  species__specie  (biology) taxonomic group whose members can interbreed
     member of:  genus__genu  (biology) taxonomic group containing one or more species
        member of:  family  (biology) a taxonomic group containing one or more genera; "sharks belong to the fish family"
           member of:  order.taxonomic_group  (biology) taxonomic group containing one or more families
              member of:  class__clas  (biology) a taxonomic group containing one or more orders
                 member of:  phylum  (biology) the major taxonomic group of animals and plants; contains classes
                    member of:  kingdom  one of seven biological categories: Monera or Protoctista or Plantae or Fungi or Animalia

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