noun, noun which may take the genitive case particle 'no'
germ layer; germinal epithelium
Embryological term for the primary layers (ectoderm, mesoderm, endoderm) that form during early development. Also used for the epithelium covering the gonads.
胚葉は外胚葉、中胚葉、内胚葉に分かれる。
The germ layers differentiate into ectoderm, mesoderm, and endoderm.
胚葉上皮は生殖腺の表面を覆っている
The germinal epithelium covers the surface of the gonads.