About The Word Yolk sac

Bay Area Crosswords

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Yolk sac

Yolk sac Meaning & Definition
Yolk sac Definition And Meaning

What's The Definition Of Yolk sac?

[n] membranous structure enclosing the yolk of eggs in birds reptiles marsupials and some fishes; circulates nutrients to the developing embryo
[n] membranous structure that functions as the circulatory system in mammal embryos until the heart becomes functional

Synonyms | Synonyms for Yolk sac: umbilical vesicle | vesicula umbilicus | vitelline sac

Related Terms | Find terms related to Yolk sac:

See Also | sac

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