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Frontiers in Science: Cloning, Canines, and Cosmic Ventures | Science-Environment

Cloned Mice Study Reveals Genetic Mutations After 58 Generations Japanese researchers discovered that cloned mice accumulate dangerous genetic mutations over successive generations, with fatal consequences by the 58th generation. The landmark study highlights critical limitations of cloning technology and raises concerns about its long-term viability. These findings could reshape understanding of reproductive cloning's biological constraints.