dorsal lip

dorsal lip

dorsal lip Word Origin noun Embryology.

  1. the dorsal marginal region of the blastopore, which acts as a center of differentiation: as cells move through this region to the interior of the embryo during gastrulation, they acquire the ability to induce the overlying ectoderm to develop into a variety of tissues.

Origin of dorsal lip First recorded in 1935–40

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