A hollow sphere of cells surrounding a fluid-filled cavity. Many animals produce a blastula stage embryo early in development, prior to gastrulation. Cambrian. |
23 нояб. 2024 г. · After the cleavage has produced over 100 cells, the embryo is called a blastula. The blastula is usually a spherical layer of cells (the ... |
The deep cell movements appear to be unoriented, at least as seen from the surface. The marginal tier of blastomeres in the early blastula have a unique fate. |
The meaning of BLASTULA is an early metazoan embryo typically having the form of a hollow fluid-filled rounded cavity bounded by a single layer of cells. |
Siamois functions in the early blastula to induce Spemann's organiser. Mech Dev. 2001 Oct;108(1-2):71-9. doi: 10.1016/s0925-4773(01)00484-1. Authors. L ... |
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