cleavage spindle

cleavage spindle
any spindle formed during cleavage of the zygote.

Medical dictionary. 2011.

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  • cleavage spindle — cleavage spindle, Embryology. the karyokinetic spindle of a dividing blastomere, during the early development of the ovum …   Useful english 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

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  • radial cleavage — a cleavage pattern characteristic of vertebrates and echinoderms, in which the spindle axes are parallel or at right angles to the polar axis of the zygote …   Medical dictionary

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  • plant development — Introduction       a multiphasic process in which two distinct forms succeed each other in alternating generations. One form, created by the union of sexual cells (gametes (gamete)), contains two sets of similar chromosomes (diploid). At sexual… …   Universalium

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