#actor

• Auxotrophic — Relating to auxotrophy or to an auxotrophic organism; characterized by the inability to synthesize a specific organic compound essential for growth (amino acid, vitamin, nitrogenous base) due to a genetic mutation, requiring its presence in the culture medium.
• Azonal — Not distributed in regular geographic or climatic zones; refers especially to soils (azonal soils) or vegetation formations whose occurrence, evolution, and spatial distribution are exclusively determined by local geological, hydrological, or topographic conditions (such as river alluvium), independent of the macroclimate of that respective latitudinal zone.