Dolly's early ageing raises doubts about human cloning
Dolly the cloned sheep is only 3, but her genes are already showing signs of wear and she might be susceptible to premature aging and disease all because she was copied from a 6-year old animal,
Dolly the cloned sheep is only 3, but her genes are already showing signs of wear and she might be susceptible to premature aging and disease all because she was copied from a 6-year old animal,