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A clone is genetically identical duplicate of an organism, produced by replacing the nucleus of an unfertilized ovum with the nucleus of a body cell from the organism. This has been a very controversial issue in the political scientific world. Many scientists believed a step toward a successful clone to be highly premature, both morally and scientifically. The scientific doubt on cloning is based on evidence from previous "successes" of clones such as Dolly, the first ever cloned sheep, in 1997. There was a major down-side in the outcome of Dolly, because animals produced this way usually suffer from different forms of genetic damages and mutations that are still not fully understood. Researchers in September, from the Whitehead Institute for Biomedical Research in Boston, have found that one of the 25 genes taken from the placenta of cloned mice had genetic abnormality. The moral problems with reproductive cloning remain...

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