intramolecular oxidation and reduction

例句：

1. 1. The researchers found that theenzyme was active in the intramolecullar environment.
   研究人员发现该酶在分子内部环境中是活跃的。
2. 2. The studyfocused on the molecular mechanisms of disease resistancein plants.
   该研究专注于植物疾病抗性的分子机制。
3. 3. The researcher analyzed thegenetic makeup of the organism to understand itsintramolecullar structure.
   研究者分析了该生物体的遗传组成，以了解其分子内部结构。