oxidative systems of various groups of organisms

例句：

1. 1. The process of oxidation is essential in the formation of oxygen.
   氧化过程在形成氧气中起着关键作用。
2. 2. Oxidative stress can lead to various health problems, such as heart disease and cancer.
   氧化应激可能导致各种健康问题，如心脏病和癌症。
3. 3.The oxidation of organic compounds is a common reaction in chemical reactions.
   有机化合物的氧化是化学反应中的常见反应。