heterocaryon test

例句：

1. 1. This research aims to identify the genetic differences between different populations of the same species.
   这项研究旨在识别同一物种不同群体之间的遗传差异。
2. 2. The heterokaryon test is a powerful tool for studying the diversity of microorganisms in natural environments.
   异色体测试是研究自然环境中微生物多样性的强大工具。
3. 3. In this experiment, we used a heterokaryon test to determine the genetic makeup of the bacteria.
   在这个实验中，我们使用异色体测试来确定细菌的遗传构成。