正在加载图片...
E.Cell (nucleus)is totipotent,which can create a new organism of the same type As a general rule,the cells of a multicellular organism all contain the same set of genes.For animals,the first evidence that even highly specialized cell carry a full complement of genes was verified by the experiment of tadpole nuclei transplanting into unfertilized egg that had been deprived of its own nucleus.Some can develop swimming tadpoles.This is animal cloning. An especially dramatic example of animal cloning was reported in 1997.Dolly the first animal ever cloned from a cell derived from an adult. Cell biology
<<向上翻页向下翻页>>
©2008-现在 cucdc.com 高等教育资讯网 版权所有