Explain how cloning was done to produce Dolly.

In cloning, egg from sheep ‘A’ with taken and its nucleus was replaced with a nucleus from body cell of sheep ‘B’. The cell thus produced was implanted in the womb of sheep A where it developes into a normal baby sheep. The baby sheep thus bom was found to be exactly similar to-sheep ‘B’ whose nucleus was taken. Thus, Dolly was bom on 5th July 1996.