noun, noun which may take the genitive case particle 'no'
cortex
Technical term used in anatomy and botany for the outer layer of an organ or structure, such as the cerebral cortex or plant cortex.
大脳皮層は記憶や思考に関わっている。
The cerebral cortex is involved in memory and thinking.
植物の茎の皮層は栄養を蓄える役割がある。
The cortex of a plant stem plays a role in storing nutrients.