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
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
After the cleavage has produced over 100 cells, the embryo is called a blastula.
From Textbooks • Jun. 9, 2022
Further cleavage results in a hollow ball of cells called a blastula.
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
