Assertion: ureter's structure | /r/HasProperty | pronephro
Facets:
Source sentences:
text: These embryonic structures are on either side; the pronephros, the mesonephros and the metanephros of the kidney, and the Wolffian and Müllerian ducts of the sex organ.
text: nephrogenic cord develops into 3 structures: pronephros, mesonephros, metanephros