blastula, hollow sphere of cells, or blastomeres, produced during the development of an embryo by repeated cleavage of a fertilized egg . The cells of the blastula form an epithelial (covering) layer, called the blastoderm, enclosing a fluid-filled cavity, the blastocoel.
23 нояб. 2024 г. · The blastula is usually a spherical layer of cells (the blastoderm) surrounding a fluid-filled or yolk-filled cavity (the blastocoel). Mammals ... |
The blastula (from Greek βλαστός (blastos meaning sprout)) is a hollow sphere of cells known as blastomeres surrounding an inner fluid-filled cavity called the ... |
31 мар. 2023 г. · A blastula is an early embryonic stage in various animal species that forms via cell division and differentiation post-fertilization. It has a ... What is a Blastula in Biology? · History · Usage · Structure |
The term blastula refers to the period between 128-cell stage (2.25hpf, 8th zygotic cell cycle) and the beginning of gastrulation (5.25hpf, 14th zygotic cell ... |
Videolar The term blastula refers to the period between 128-cell stage (2.25hpf, 8th zygotic cell cycle) and the beginning of gastrulation (5.25hpf, 14th zygotic cell ... |
The blastula definition is a circular, hollow, cluster of cells produced at the same time as an embryo is developing. Blastulas (or blastulae) are known as ... |
A blastula is formed after a zygote undergoes cell division, it is a hollow structure that consists of about 6-32 cells. |
Blastula Definition & Meaning - Merriam-Axtarishster www.merriam-webster.com › dictionary › blast...
The meaning of BLASTULA is an early metazoan embryo typically having the form of a hollow fluid-filled rounded cavity bounded by a single layer of cells. |
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