housekeeping gene

例句：

1. 1. The housekeeping gene is responsible for the maintenance of our home environment.
   管家基因负责维护我们家庭环境。
2. 2.The study of housekeeping genes has led to new insights into human behavior.
   对管家基因的研究已经揭示了人类行为的新见解。
3. 3.The housekeeping gene is a crucial component of our genetic makeup, affecting everything from digestion to immune function.
   管家基因是我们遗传特征的关键组成部分，影响从消化到免疫功能的一切。