gemmulen. 小芽、無性芽、芽球胚芽、[神經細胞]芽突、泛子(遺傳)學術名詞芽球:生態學、生命科學、動物學、發生學、獸醫學小芽:生態學、獸醫學、植物學微芽:動物學生殖芽:植物學英文釋義the physically discrete element that Darwin proposed as responsible for heredity