Two-mother conception.Will lesbian couples ever be able to conceive a child together? If researchers in the United Kingdom are successful, they might. Scientists from the U.K.'s Newcastle University were recently given government approval to create a human embryo with genetic material from two mothers. The research, intended to prevent the transmission of genetic defects, does not involve human cloning Although genes are recognized as influencing behavior and cognition, "genetically identical" does not mean altogether identical; identical twins, despite being natural human clones with near identical DNA, are separate people, with separate experiences and not altogether , they said. It would use normal in vitro fertilization in vitro fertilization (vē`trō, vĭ`trō), technique for conception of a human embryo outside the mother's body. Several ova, or eggs, are removed from the mother's body and placed in special laboratory culture dishes (Petri dishes); procedures, but before the sperm sperm or spermatozoon (spûr'mətəzō`ən, –zō`ŏn), in biology, the male gamete (sex cell), corresponding to the female ovum in organisms that reproduce sexually. and egg fused, the components of a nucleus from a human embryo created by a man and a woman would be implanted into the unfertilized Adj. 1. unfertilized - not having been fertilized; "an unfertilized egg" unfertilised, unimpregnated infertile, sterile, unfertile - incapable of reproducing; "an infertile couple" egg. |
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