Geneticists in Canada have discovered a clue to the puzzle of why our cells get old and die.
加拿大的遗传学家已经发现了解开我们细胞衰老死亡之迷的线索。
《柯林斯英汉双解大词典》
In the first place, most behaviors are governed by more than one gene, and until recently geneticists had no method for identifying the multiple genes involved.
首先,大多数行为是由不止一个基因控制的,而且直到最近遗传学家还没有方法来识别其涉及的多个基因。
But the gene expression paradigm is widely accepted among geneticists.