非染色质

例句：

1. 1. The study of non-chromosomal genes is still in its infancy.
   研究非染色体基因仍在起步阶段。
2. 2. The researchers found that the non-chromosomal DNA could be used to treatcancer.
   研究人员发现，非染色体DNA可以用于治疗癌症。
3. 3. The scientists are trying tounderstand the role of non-chromosomalfactors in disease development.
   科学家们正在尝试理解非染色体因素在疾病发展中的作用。