... cells in such a technique results in the mixing of the mitochondrial contents of both cells. Mitochondrial DNA is thought to have little effect on the cell and organism (providing there is no mitochondrial disease).The resulting embryo is then implanted in to the host female or surrogate mother. In discussing the ethics of the use of cloning technology to produce another human we must first and foremost look at whether it would be ethical to even use such a procedure. It took 277 endonucleated ova, to produce 29 blastocysts. Of these, 1 developed in to a live lamb. The whole process therefore was found to be only 3% efficient. It could be argued that this would be ethically wrong right from the start with the use of such large numbers of human eggs required to produce one single child. IVF treatment however, can also require large numbers of human eggs, ...

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