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- Word comparison: morula vs. blastula
morula vs. blastula
noun
Embryology.
plural morulas, morulae
- the mass of cells resulting from the cleavage of the ovum before the formation of a blastula.
noun
Embryology.
plural blastulas, blastulae
- the early developmental stage of an animal, following the morula stage and consisting of a single, spherical layer of cells enclosing a hollow, central cavity.