Because the arrival of Dolly the Sheep defied the laws of nature – and opened a Pandora’s Box of ethical questions about what would follow next. Dolly was the first mammal to have been successfully cloned using a cell taken from an adult of its own species. Dolly was cloned from a cell taken from the mammary gland of a six- year-old Finn Dorset ewe and an egg cell taken from a Scottish Black- face ewe – and was named after singer Dolly Parton. Dolly gave birth to several lambs but developed severe arthritis and a lung disease that led to her being put down in 2003. “But Dolly changed the face of science and became the most famous sheep in the world”.

Source: Daily Mirror July 03, 2021 17:20 UTC