blastula blastula

Definition(s):

  • (n) 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

Usage(s):

  1. Retrieved from his place at a Washington committee meeting was a matchless example of the rose-o window work of the painstaking blastula school, with the later or packing-box .
  2. More and more cells are formed, until there is a group of some 500 cells, forming a fairly normal blastula (early embryonic form).

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definition of blastula
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integral integral
/ˈɪn tə ɡrəl /