| 单词 |
sex selection |
| 释义 |
DictionarySeefamily balancingsex selection
Any manoeuvre intended to increase the likelihood of giving birth to a child of a chosen sexsex selection The determination of the sex of a future individual before conception by the separation of sperms bearing Y chromosomes (male) from those bearing X chromosomes (female). Such techniques are still experimental and uncertain and raise major ethical issues. |
| 随便看 |
- thick head
- thick-head
- thickhead
- thick-headed
- thickheaded
- thick-headed fly
- tolskii, nikolai
- tolskii, nikolai alekseevich
- tolst
- tolstaia mogila
- tolstaya, tatyana
- tolstikov, vasilii
- tolstikov, vasilii sergeevich
- tolstoe
- tolstoi
- tolstoian
- tolstoi, dmitrii
- tolstoi, dmitrii andreevich
- tolstoi, fedor
- tolstoi, fedor petrovich
- tolstoi, ivan
- tolstoi, ivan ivanovich
- tolstoi, petr
- tolstoi, petr aleksandrovich
- tolstoi, petr andreevich
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