If it increases the risk of cancer it might be infeasible for species with a lon...

m_eiman on March 17, 2010 | parent | context | favorite | on: Remove p21 Gene = Grow new limbs like lizards tail

If it increases the risk of cancer it might be infeasible for species with a long generation cycle. With a short generation cycle the cancers might not kill off too many individuals before they regenerate?