They began to go through the stages of morula, blastula, gastrula_ | Sie gingen durch die Stadien der Morula, Blastula, Gastrula. Redux (1997) |
blastula | (n) early stage of an embryo produced by cleavage of an ovum; a liquid-filled sphere whose wall is composed of a single layer of cells; during this stage (about eight days after fertilization) implantation in the wall of the uterus occurs, Syn. blastosphere |
blastospheric | (adj) of or relating to a blastula, Syn. blastular |
Archiblastula | ‖n. [ Pref. archi + blastula. ] (Biol.) A hollow blastula, supposed to be the primitive form; a cœloblastula. [ 1913 Webster ] |
Blastula | ‖n. [ NL., dim. of Gr. |
胞胚 | [ほうはい, houhai] (n, adj-no) blastula; blastosphere [Add to Longdo] |