Other nations, including the United States, are split over whether to ban just human cloning or cloning of all kinds, including the production of stem cells.
其他一些国家,包括美国,则在是否要禁止克隆人还是禁止克隆所有物种,包括克隆干细胞上,存在分歧。
2
Polygonal approximation is used to find out all the possible split paths. And the optimal split path is chosen according to the assumption that blood cells are in round shapes.
这种算法在分解中利用多边形近似寻找出所有可能的分割线,结合血细胞是圆形的假设确定最佳分割线。
3
A new study in mice suggests that a type of lung cancer could be split into two different diseases based on cells' molecular fingerprints.