genin

例句：

1. 1. The researcher discovered a new gene that could help cure cancer.
   研究者发现了一种新的基因，可能有助于治疗癌症。
2. 2.The scientist believes that genetics play a crucial role in the development of an organism.
   科学家认为遗传学在生物体的发展中起着至关重要的作用。
3. 3. The study focused on the genetic differences between different breeds of dogs.
   该研究关注了不同品种狗之间的遗传差异。