blastula
Example Sentences
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During gastrulation, the blastula folds upon itself to form the three layers of cells.
From Textbooks ● Jun. 9, 2022
In mammals, the blastula forms the blastocyst in the next stage of development.
From Textbooks ● Jun. 9, 2022
After fertilization, the zygote develops into a blastula, which develops into a planula larva.
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
A nutritive fluid that was secreted from its wall, and passed through the wall of the blastula, now served to feed the embryo, and took the place of the food-yelk.
From The Evolution of Man — Volume 1 by Ernst Heinrich Philipp August Haeckel
For Ptychodera, extensive EST data from egg, blastulae, gastrulae, larvae, juveniles, adult proboscis, stomochord, and gills defining 34,159 cDNA clones53, and 879,000 Roche/454 RNAseq reads from a mixed library of developmental stages54 were used.
From Nature ● Nov. 17, 2015
I picture the embryos themselves: round blastulas, with evenly divided cells.
From Slate ● May 23, 2012
Near the end of my visit, our conversation turned from the theoretical consideration of morulas and blastulas to the specific realities of my own condition and treatment.
From Slate ● May 23, 2012
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