Researchers 'clone' human embryos.
D019976:Cloning, Organism; D033041:Embryo Research; D004624:Embryo Transfer; D004622:Embryo, Mammalian; D005307:Fertilization in Vitro; D006801:Humans; D008722:Methods; D012106:Research; D038522:Twinning, Monozygotic; D014427:Twins
Biomedical and Behavioral Research; Genetics and Reproduction; George Washington University Medical Center; Popular Approach/Source