vertébré (1) spectacle (1) recherche (1) modèle (1) matériau (1) gène (1) champ (1) évolution (1) dose (1) différenciation (1) Differentiation (1) Development (1) Parts (1) Article (1) Observations (1) Parts (1) Observations (1) Forms (1) Genes (1) Evolution (Biology) (1) Specialists (1) Rates (1) Vertebrates (1) Sex chromosomes (1) Sex (1) Research (1) Hybridization (1) Grammar, Comparative and general--Article (1) Example (1) Evolution (1)