bn:00011162n
Noun Concept
Categories: Articles with permanently dead external links, Cloning, Animal developmental biology
EN
blastula  blastosphere  blastulation
EN
Early stage of an embryo produced by cleavage of an ovum; a liquid-filled sphere whose wall is composed of a single layer of cells; during this stage (about eight days after fertilization) implantation in the wall of the uterus occurs WordNet 3.0
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EN
Early stage of an embryo produced by cleavage of an ovum; a liquid-filled sphere whose wall is composed of a single layer of cells; during this stage (about eight days after fertilization) implantation in the wall of the uterus occurs WordNet 3.0 & Open English WordNet
Blastulation is the stage in early animal embryonic development that produces the blastula. Wikipedia
An early form in the development of an embryo, consisting of a spherical layer of cells filled with fluid; a blastosphere. Wiktionary
An early form in the development of an embryo. Wiktionary (translation)
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