espèce (1) spectacle (1) perte (1) gène (1) évolution (1) effet (1) distribution (1) conservation (1) point (1) pièce d'exposition (1) catalyse (1) Conservation (1) Case (1) Selection (1) Adaptation (1) Archaebacteria (1) Tree of life (1) Transportation (1) Species (1) Proteins (1) Prokaryotes (1) Membrane proteins (1) Medicine (1) Homeostasis (1) Grammar, Comparative and general--Case (1) Example (1) Evolution (1) Catalysis (1) Case (1) Bioenergetics (1)