Positives 1. Cures many deadly diseases. 2. Simple to do. 3. Has the potential to cure many more life-threatening diseases and impairments. 4. Economic gains. 5. Social benefits.
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Negatives 1. Extracting stem cells from embryos destroys them. 2. Devalues human life. 3. Embryonic stem cell research could lead to cloning. 4. Certain adult stem cells can only work with the same type of cell. 5. A body may reject the cells from an embryo. 6. Embryonic stem cells may cause tumors.
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