THE CLONING BREAKTHROUGH
Even if the basic scientific procedure of creating mammals from cells that are not embryonic can be easily mastered, the routine cloning of humans is still a long way off [SPECIAL REPORT, March 10]. Using the reproductive procedure that produced embryologist Ian Wilmut's lamb Dolly requires dozens of surrogate mothers. The work of Wilmut and his colleagues is a great step toward understanding important fundamental biological processes, and it does raise serious ethical issues, but don't belittle the scientific effort by calling it "easy." JENNI HARIKRISHNA Kuala Lumpur
We shouldn't hastily ban human cloning. Nature clones us--look at...
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