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单词 coeloblastula
释义

Coeloblastula


coeloblastula

[‚sē·lō′blas·chə·lə] (embryology) A simple, hollow blastula with a single-layered wall.

Coeloblastula

 

a stage of embryonic development; a type of blastula. The coeloblastula is characteristic of certain Coelenterata, lower Arthropoda, Echinodermata, Tunicata, Acrania, Cyclostomata, Acipenseridae, and most Amphibia. It is formed as a result of complete radial cleavage (even or uneven). It resembles a bubble filled with fluid.

coeloblastula


coeloblastula

 [se″lo-blas´tu-lah] the common type of blastula, consisting of a hollow sphere composed of blastomeres.
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更新时间:2024/12/23 19:23:18