meroblastic


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meroblastic

[¦mer·ə¦blas·tik]
(embryology)
Of or pertaining to an ovum that undergoes incomplete cleavage due to large amounts of yolk.
References in periodicals archive ?
After 72 hours of meroblastic cleavage, a blastodermal cap formed on top of the yolk.
The cytoplasm migrates to the animal pole where discoidal meroblastic cleavage occurs.
This mode of development is notably different from that shown by the larger, yolky, meroblastic ova of the anemones Tealia crassicornis (Chia and Spaulding, 1972) and Cribrinopsis fernaldi (Siebert and Spaulding, 1976), in which cleavage is incomplete, unequal, and relatively slow.