endogenous character

例句：

1. 1. The study of genetics has revealed many endogeneous characters in plants and animals.
   遗传学的研究揭示了植物和动物中的许多内在特性。
2. 2.The researcher found that the endogeneous character of a species could be crucial for its survival.
   研究人员发现，一个物种的内在特性对其生存至关重要。
3. 3. The discovery of this new endogeneous character has opened up new possibilities for genetic engineering.
   这一新的内在特性的发现为基因工程开辟了新的可能性。