Assertion: embryo | /r/Synonym | blastula
Facets:
Source sentences:
text: After the cleavage has produced over 100 cells, the embryo is called a blastula.
text: The embryo at this stage may be likened to a hollow ball and is known as a blastula.
text: After the cleavage has produced over 100 blastomeres, the embryo is called a blastula.
text: From the stage of having 128 cells, the embryo develops a cavity, the blastocoele, and is called a blastula.
text: After the cleavage has produced over 100 cells, the embryo is called a blastula.