Allantois

Substantiv CEFR B2

Definitionen

A sac, having a number of functions, that develops in the alimentary canal of the embryos of mammals, birds and reptiles.

Portuguêsalantoide

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العربيةسقاء

日本語尿膜

Obere Mittelstufe
Dieses Wort gehört zum GER-Wortschatz B2 — Stufe obere mittelstufe.

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