blastula

Example Sentences

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Here the cells in the blastula arrange themselves in two layers: the inner cell mass, and an outer layer called the trophoblast.

From Textbooks • Jun. 9, 2022

Next, the blastula undergoes further cell division and cellular rearrangement during a process called gastrulation.

From Textbooks • Jan. 1, 2015

After further cell division and rearrangement of existing cells, a 6–32-celled hollow structure called a blastula is formed.

From Textbooks • Jan. 1, 2015

The cells in the blastula then rearrange themselves spatially to form three layers of cells.

From Textbooks • Apr. 25, 2013

The germinal layers form from the first closed tubes, the one-layered blastula being converted into the two-layered gastrula by invagination.

From The Evolution of Man — Volume 1 by Haeckel, Ernst Heinrich Philipp August