heterogeneous strain

例句：

1. 1. The study of geneticsis a field that requires understanding the heterogenous strain within species.
   遗传学研究需要理解物种内部的异质性。
2. 2. In thecontext of molecular biology, heterogenousstrain refers to the diversity of genetic materialwithin a single organism.
   在分子生物学的背景下，异质性是指单一生物体内的遗传物质多样性。
3. 3. The research on this strain hasled to significant advancements in our understandingof disease resistance mechanisms.
   对这种异质性的研究已经使我们对疾病抵抗机制的理解取得了重大进展。