Question

what is the yolk sac which function of the yolk sac​

Answer 1

Answer:

⭕ Yolc sac :-

The yolc sac is a membranous sac attached to an embryo, formed by cells of the hypoblast adjacent to the embryonic disk. This is alternatively called the umbilical vesicle by the Terminologia Embryologica (TE), though yolk sac is far more widely used.

⭕ Function :-

The yolc sac is responsible for the initial circulation and is in charge of delivering nutrients, via a primitive aorta, to the developing embryo through a process called vitelline circulation.

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