blastula
Example Sentences
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Each cell within the blastula is called a blastomere.
From Textbooks • Jun. 9, 2022
Body symmetry is determined at the blastula stage.
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
The blastula, which in some species is a hollow ball of cells, undergoes a process called gastrulation, during which the three germ layers form.
From Textbooks • Apr. 25, 2013
This real blastula only differs from that of the primitive ova in its chemical composition.
From The Evolution of Man — Volume 1 by Haeckel, Ernst Heinrich Philipp August