Tuesday 29 December 2015

DIPLOBLASTIC AND TRIPLOBLASTIC

*diploblastic- animals in which the cells are arranged in two embryonic layers, an external ectoderm and internal endoderm are called diploblastic.e.g.-coelentreta.

*an undifferentiated layer mesoglea is present in between ectoderm and endoderm.

*triploblastic-those animal in which the developing embryo has a third germinal layer, mesoderm is called triploblastic.e.g.- platyhelminthes to chordates



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