The biotech firm hired three researchers to study chromosome changes in crop seeds.

這家生技公司聘請了三名研究人員，研究農作物種子的染色體變化。

Our health insurance plan now covers chromosome testing for expectant parents at no cost.

我們的健康保險方案現在免費給付準父母的染色體檢測。

During the conference call, the lab director explained how damaged chromosomes affect drug trials.

在電話會議中，實驗室主任說明了受損的染色體如何影響藥物試驗。