demethylation

例句：

1. 1.The process of demethylation is crucial for the growth of certain bacteria.
   脱甲基化过程对某些细菌的生长至关重要。
2. 2. During DNA replication, demethylation occurs to ensure accurate copying.
   在DNA复制过程中，脱甲基化发生以确保准确复制。
3. 3. The study of demethylation has revealed new insights into how genes are regulated in response to environmental changes.
   脱甲基化研究揭示了基因如何响应环境变化的新见解。