Through experimenting designed to provide information that will ultimately prove useful in the treatment of hereditary diseases, mice have received bone marrow transplants that give them a new gene
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AThrough experimenting designed to provide information that will ultimately prove
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BThrough experiments designed to provide information ultimately proving
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CIn experimentation designed to provide information that ultimately proves
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DIn experimenting designed to provide information ultimately proving
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EIn experiments designed to provide information that will ultimately prove
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