The cells of the quadrant in turn become partitioned to from the eight - celled embryo.四分体细胞于是分裂形成八细胞胚.A single - celled microorganism, especially a flagellate protozoan of the genus Monas.单胞体 单细胞 的微生物, 尤指单''.&...
The cells of the quadrant in turn become partitioned to from the eight - celled embryo.四分体细胞于是分裂形成八细胞胚.A single - celled microorganism, especially a flagellate protozoan of the genus Monas.单胞体 单细胞 的微生物, 尤指单''.&...