Word: blastocystã
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Stem-cell research is likewise directed toward the noblest of ends: curing debilitative diseases such as Parkinson’s, Alzheimer’s and diabetes. The instruments of this research are not adult men; they are microscopic human embryos in the “blastocyst??�� stage of development. The embryos are dissected for their stem cells—cells that can potentially form any kind of tissue in the body. In the process, the embryos are killed...