Blastula vs. Blastocyst

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Main Difference

The main difference between Blastula and Blastocyst is that the Blastula is a embryogenesis and Blastocyst is a Structure formed around day 5 of mammalian embryonic development

  • Blastula (noun)

    An early form in the development of an embryo, consisting of a spherical layer of cells filled with fluid; a blastosphere.

  • Blastocyst (noun)

    The mammalian blastula

  • Blastula (noun)

    That stage in the development of the ovum in which the outer cells of the morula become more defined and form the blastoderm.

  • Blastocyst (noun)

    The germinal vesicle.

Webster Dictionary
  • Blastula (noun)

    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

  • Blastocyst (noun)

    the blastula of mammals

Princeton's WordNet

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