| 11. | Zinder questioned Wilmut's genetic evidence that Dolly was a clone.
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| 12. | Even before Wilmut spoke, Boisselier responded to the fears he raised.
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| 13. | Wilmut said those who had watched Dolly grow were sad.
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| 14. | Wilmut also said the suggested applications for human cloning made no sense.
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| 15. | To clone one sheep, Wilmut first used more than 250 embryos.
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| 16. | Wilmut and his colleagues plan to produce three groups of stem cells.
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| 17. | Wilmut's experiment was simple, in retrospect.
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| 18. | Wilmut, however, hit on a clever strategy.
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| 19. | But that is only the beginning, Wilmut said.
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| 20. | Wilmut then implanted the embryo into a surrogate mother.
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