性染色体

例句：

1. 1. The study ofsex chromosomes is crucial for understanding humanreproduction.
   研究性染色体对于理解人类生殖至关重要。
2. 2. The researchers found that the sex chromosomes were responsible for determining gender in humans.
   研究人员发现，性染色体决定了人类的性别。
3. 3.The discovery of a new sex chromosome couldhave far-reaching implications for geneticengineering.
   发现一种新的性染色体可能对遗传工程产生深远影响。