blastula
Example Sentences
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Body symmetry is determined at the blastula stage.
From Textbooks • Jun. 9, 2022
Background: A prepared microscope slide of blastula cross-sections will show cells arrested in various stages of the cell cycle.
From Textbooks • Jun. 9, 2022
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
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
Consider its mode of division, and the formation of the blastula, gastrula, and germinal layers.
From The Biological Problem of To-day Preformation Or Epigenesis? The Basis of a Theory of Organic Development by Hertwig, Oscar
