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1938年德国胚胎学家汉斯·施扼曼提出了克隆技术的设想.经过了50分年以后,随着英国罗斯林研究所52岁逐胚胎学家伊思·维尔穆特博士及其小红宣布世界上第一只克隆羊
German embryologist Hans Schumacher proposed the idea of cloning technology in 1938. After 50 years, with the 52-year-old embryologist at the Roslin Institute in the United Kingdom, Dr. IW Weilmut and his little red Announced the world’s first cloned sheep