Sentences with phrase «ovum after fertilization»
The 14 - judge panel ruled that the term «human embryo» in the European Patent Directive covers «any human ovum after fertilization» as well as the product of a nuclear transfer experiment or a parthenote — an unfertilized egg that is prompted to start dividing.
http://www.sciencemag.org/ Not exact matches
Some groups consider conception is the fertilization of the ovum / egg into a zygote during the first day or two after insemination.
There are various biological reasons as to why an ovum can split and given that the splitting took place after fertilization then this will lead to the formation of identical twins.