Science, asked by jagann1970, 7 months ago

what are the function of yolk sac in early embryonic development​

Answers

Answered by sahilkumarsingh821
3

Explanation:

In humans, the yolk sac attaches outside the developing embryo and is connected to the umbilical cord by a yolk stalk. This yolk sac acts as the preliminary circulatory system and is eventually absorbed into the gut of the embryo. The yolk sac is lined by extra-embryonic endoderm and mesoderm..

.

.

mark as brainliest

Similar questions