Human embryos are defined as human organisms derived by fertilization from 1 or more gametes or diploid cells. Pluripotent stem cells are specialized subpopulation of cells capable of developing into most (ectoderm, mesoderm, and ectoderm), but not all, human tissue and may be derived from human embryos. In 1996, a ban on the use of US Department of Health and Human Services (DHHS) funds for most research using human embryos was first signed into law and has been renewed annually. However, such research is still being conducted with private funds.1 Opposition to the use of federal funds for research using human embryos is generally based on ethical concerns about embryo research, particularly related to the associated destruction of human embryos before or during research. Although it may not be possible to prevent all embryo research, the argument is that, at least, public funds should not promote this activity.
Mjr
2007-03-24 04:01:10
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answer #1
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answered by mom_princess77 5
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