ectoderm

Example Sentences

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Amniotic ectoderm is a single cell layer that forms the membrane surrounding the developing embryo.

From Science Daily • Mar. 4, 2024

Amniotic and surface ectoderm cells are specialised at an early stage of development and largely share biological features, such as gene expression patterns and signal requirements.

From Science Daily • Mar. 4, 2024

In an unexpected twist, no part of the sea star ectoderm expresses a "trunk" genetic patterning program, suggesting that sea stars are mostly headlike.

From Science Daily • Nov. 1, 2023

Outside this digestive cavity are three tissue layers: an inner endoderm, a central mesoderm, and an outer ectoderm.

From Textbooks • Jan. 1, 2015

Thus two of these outgrowths appear projecting from the lower part of the sides of the walls, and ultimately coming to reach the outer ectoderm.

From Embryology The Beginnings of Life by Leighton, Gerald R.