单倍体

例句：

1. 1. In the study of genetics, scientists often use single-celled organisms to study the behavior of single-celled organisms.
   在遗传学研究中，科学家们经常使用单细胞生物来研究单细胞生物的行为。
2. 2. The researchers found that the single-celled organism had a unique ability to repair its own DNA.
   研究人员发现，这种单细胞生物具有独特的能力来修复自己的DNA。
3. 3. The discovery of this single-celled organism has opened up new possibilities for studying the genetic makeup of living organisms.
   这种单细胞生物的发现为研究活体生物的遗传组成开辟了新的可能性。