ectoderm

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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

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

Diploblasts have a non-living layer between the endoderm and ectoderm.

From Textbooks • Jan. 1, 2015

The ovaries consist of rounded masses of cells lying at the base of the ectoderm.

From Freshwater Sponges, Hydroids & Polyzoa by Annandale, Nelson