Explain blastopore?
Answer / Cheta Saxena
Blastopore is an opening or pore on the surface of the embryo through which cells migrate during gastrulation. It serves as a conduit for cells to move from the outer layer (ectoderm) into the interior of the embryo, where they will eventually differentiate into mesoderm and endoderm.
| Is This Answer Correct ? | 0 Yes | 0 No |
What is the cell division during the first stage of the embryonic development called? How is this stage characterized?
From which germ layer do blood cells originate? What are other organs and tissues made from that germ layer?
What are pericardium?
What is the chorioallantois membrane present in the embryonic development of reptiles and birds? How does this membrane participate in the energetic metabolism of the embryo?
Explain pericardium?
How during gastrulation are the first two germ layers formed? Which are these germ layers?
What is the stage of the embryonic development in which these structures are formed? What are the destinations of the archenteron and of the blastopore?
What is placenta?
What is the morphological feature that defines that stage?
What is the main function of placenta?
To which structures do coeloms give birth?
Nmae extra embryonic membranes layers in vertebrates?