Question

define epiblast....​

Answer 1

Explanation:

The epiblast is derived from the inner cell mass and lies above the hypoblast. Theepiblast gives rise to the three primary germ layers (ectoderm, definitive endoderm, and mesoderm) and to the extraembryonic mesoderm of the visceral yolk sac, the allantois, and the amnion..

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Answer 2

$\huge\red{Heya Dost}$

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Epiblast

~ Type of tissue that forms from the inner cell mass. It lies beneath the epiblast and consists of small cuboidal cells. Extraembryonic endoderm (including Yolk sac) is derived from hypoblast cells. The absence of hypoblast results in multiple primitive streaks in chicken embryos.