ectoderm
Example Sentences
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Surface ectoderm is a dense sheet of epidermal progenitors, which gives rise to the surface covering of the body, such as skin, and the associated features of teeth, hair and fingernails.
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
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
Sandwiched between the endoderm and the ectoderm is a non-living layer.
From Textbooks ● Jan. 1, 2015
As a general rule the ectoderm and endoderm, which may be called the primary layers, come first, and later the mesoderm is developed from one or other of them.
From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3 "Electrostatics" to "Engis" by Various
