Cloned sheep dolly develops arthritis
Dolly, the world's first cloned sheep, has developed arthritis, raising fears that the cloning process may have given her a genetic defect. Professor Ian Wilmut of the Roslin Institute in Scotland
Dolly, the world's first cloned sheep, has developed arthritis, raising fears that the cloning process may have given her a genetic defect. Professor Ian Wilmut of the Roslin Institute in Scotland