blastula
Example Sentences
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Once you are confident about your identification, begin to record the stage of each cell you encounter as you scan left to right, and top to bottom across the blastula section.
From Textbooks • Jun. 9, 2022
The blastula is often a hollow ball of cells.
From Textbooks • Jun. 9, 2022
Gastrulation is the process in which the cells in the blastula rearrange themselves and form three layers of cells.
From Textbooks • Jun. 9, 2022
After fertilization, the zygote develops into a blastula, which develops into a planula larva.
From Textbooks • Jan. 1, 2015
In many of the lower animals the blastula is not developed within the foetal membranes, but in the open water.
From The Evolution of Man — Volume 2 by Haeckel, Ernst Heinrich Philipp August