blastulas
[ˈblæstjuləz]

n.

囊胚( blastula的名词复数 )；

英英释义

blastula[ 'blæstjulə ]

• 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

  同义词：blastodermic vesicle

双语例句

用作名词(n.)

1. The cells of the blastula, called blastomeres, also each receive a full diploid set of chromosomes.
   这些囊胚细胞，称卵裂球，每个细胞都有一套二倍体染色体组。
2. Cleavage produces a blastula, a sheet of cells rounded into a sphere that in most species surrounds a cavity.
   卵裂产生一个囊胚，形成的细胞壁球形排列形成一个空腔。

权威例句

Blastulas, Gastrulas and the First Animals
On abnormal blastulas in Elephantulus
[Production of partial blastulas by parthenogenesis in Xenopus]
Comment se nomme les blastulas qui ne présentent pas de blaslocoele ?
Parthenogenesic production of partial blastulas in Xenopus
Derivation of embryonic cell lines from red sea bream blastulas
Derivation of a pluripotent embryonic cell line from red sea bream blastulas
Method for analyzing embryo quality based on molecular immunoassay of mammalian blastulas
[Nuclear labeling of blastulas and embryonal explants of amphibians by tritiated thymidine. Evolvement of the labeled nuclei in the ...
Derivation and characterization of a ES-like cell line from indian catfish Heteropneustes fossilis blastulas.