mitoplast

例句：

1. 1. The mitochondria play a crucial role in cellular respiration.
   线粒体在细胞呼吸中起着至关重要的作用。
2. 2. Mitochondria are the powerhouses of cellular energy production.
   线粒体是细胞能量生产的核心。
3. 3.Mitochondrial DNA is responsible for the genetic code that directs the cell's metabolism.
   线粒体DNA负责指导细胞代谢的遗传代码。