来自PIE*yeug,连接，词源同join,yoke,conjugate。用以指合子，受精卵。

1. An isolated cell comes close to satisfying the likeness of a zygote.

一个分离的细胞接近达到合子的外貌.

2. The zygote has a fixed complement of genetic information in its nucleus.

合子的核中具有固定的全部遗传信息.

3. The product of fertilization is the zygote.

受精的产物是杂合子.

4. The classical literature of embryology documents these patterns in detail for the zygote.

胚胎学的经典文献详细地报道了合子的这些式样.

5. The zygote is best appraised by stating that it is an inherently unstable entity.

最合适地评价接合子,应该说它是一个内在不稳定的统一体.