ectoderm

Example Sentences

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Because both the brain and skin develop from the same embryonic layer called the ectoderm, the scientists set out to explore how these two systems might be connected.

From Science Daily • Oct. 13, 2025

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

After gastrulation, the embryo can be thought of as an onion with three layers: the ectoderm, the mesoderm and the endoderm.

From Science Daily • Sep. 19, 2023

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

From Textbooks • Jan. 1, 2015

Although the central nervous system is almost always developed from the ectoderm of the embryo, the same cannot be said of the peripheral nerve trunks.

From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3 "Electrostatics" to "Engis" by Various