dimorphic flowers, but here both morphs occur on the same plant. In flatfish, the summer flounder or fluke are left-eyed, while halibut are right-eyed. See also Handedness Chiral drugs Chiral switch Chiral inversion Metachirality Orientation (space) Sinistral and dextral Tendril perversion Chirality (physics) References External links 1890s neologisms Biochemistry Origin of life Stereochemistry Pharmacology de:Chiralität (Chemie)