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placentas Definition

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placentas
noun(pla-cen-ta)
the vascular organ in mammals except monotremes and marsupials that unites the fetus to the maternal uterus and mediates its metabolic exchanges through a more or less intimate association of uterine mucosal with chorionic and usually allantoic tissues; also : an analogous organ in another animal
placentas
noun(pla-cen-ta)
a sporangium-bearing surface; especially : the part of the carpel bearing ovules

Words Related to placentas!

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