Germ layer
Germ layer
Definition
Classically the germ layers are ectoderm, mesoderm and endoderm. Alternatively: primary = ectoderm, endoderm; secondary=mesoderm; tertiary=dorsal mesoderm, NC[https://github.com/obophenotype/uberon/wiki/The-neural-crest]
Also known as germinal layer — per UBERON
The Germ layer is a part of the None.