... . Before Dolly, cloning had been studied since the 1950's. In 1952 the Institute of Cancer Research successfully cloned a leopard frog, by using an embryonic frog cell. John Gurdon of Cambridge University followed this in 1962 with a cloned toad, which lived to adulthood and was able to reproduce. During the 1980's different techniques with splitting multi-cell embryo to produce two new ... , it was hailed by a number of people. For example, Charles Darwin's son presided, while Winston Churchill led the British delegation. Among the Americans present were the presidents of Harvard and Sta...

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• Approx Pages: 7
• Grade Level: High School