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holoblastic division

Translation
holoblastic division
The type of cleavage in which the entire egg cell is divided.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • holoblastic cleavage — division of the zygote in which the entire cell participates in division; subclassified as equal or unequal depending on whether the resulting blastomeres are all of the same size. Called also complete or total c …   Medical dictionary

  • Cleavage (embryo) — In embryology, cleavage is the division of cells in the early embryo. The zygotes of many species undergo rapid cell cycles with no significant growth, producing a cluster of cells the same size as the original zygote. The different cells derived …   Wikipedia

  • animal development — Introduction  the processes that lead eventually to the formation of a new animal starting from cells derived from one or more parent individuals. Development thus occurs following the process by which a new generation of organisms is produced by …   Universalium

  • cleavage — 1. Series of mitotic cell divisions occurring in the ovum immediately following its fertilization. SYN: segmentation (2). SEE ALSO: c. division. 2. Splitting of a complex molecule into two or more simpler molecules. SYN: scission (2). 3 …   Medical dictionary

  • cleavage — noun 1. the state of being split or cleft there was a cleavage between the liberal and conservative members • Hypernyms: ↑state 2. the breaking of a chemical bond in a molecule resulting in smaller molecules • Hypernyms: ↑chemical process,… …   Useful english dictionary

  • proto- — see prot * * * a combining form meaning first, foremost, earliest form of, used in the formation of compound words (protomartyr; protolithic; protoplasm), specialized in chemical terminology to denote the first of a series of compounds, or the… …   Useful english dictionary

  • cleavage — /klee vij/, n. 1. the act of cleaving or splitting. 2. the state of being cleft. 3. the area between a woman s breasts, esp. when revealed by a low cut neckline. 4. a critical division in opinion, beliefs, interests, etc., as leading to… …   Universalium

  • holo- — see hol * * * a combining form meaning whole, entire, used in the formation of compound words: holomorphic. [ < Gk, comb. form of hólos] * * * holo /hol ō , hol ə or hə lo / or hol /hol / combining form 1. Denoting: whole 2. Wholly ORIGIN: Gr… …   Useful english dictionary

  • Egg cleavage — Segmentation Seg men*ta tion, n. The act or process of dividing into segments; specifically (Biol.), a self division into segments as a result of growth; cell cleavage; cell multiplication; endogenous cell formation. [1913 Webster] {Segmentation… …   The Collaborative International Dictionary of English

  • regular segmentation — Segmentation Seg men*ta tion, n. The act or process of dividing into segments; specifically (Biol.), a self division into segments as a result of growth; cell cleavage; cell multiplication; endogenous cell formation. [1913 Webster] {Segmentation… …   The Collaborative International Dictionary of English