if an organism is restricted to an area then that organism can only live in that area
mutant is organism. single_cell_organism is living_organism. aquatic_organism is not living_organism. aquatic_organism is living_organism. prokaryotic_organism is not single_cell_organism. single_cell_organism is not living_organism. eukaryotic_organism is not living_organism. single_celled_haploid_organism is single_cell_organism. parasite is not organism. organism is not system.