R k lone

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radial cleavage

In this type of clevagea, the successive clevage furrows cut stright ,at right angle to one another. As a result blastomers are arranged radially and blastomer of upper tire lie over the carresponding blastomers of lower tire e.gab. Sponges, Coelentrates (Hydra) and echinoderms ( Seaurchin)
R k lone - 6 June 2019