What are the extra embryonic membranes present in vertebrates?

5

What are the archenteron and the blastopore? What are the destinations of the archenteron and of the blastopore?

1

How notochord structure id formed?

1

From which germ layer does coeloms originate?

1

What is coelom? To which structures do coeloms give birth?

1

What is the stage of the embryonic development in which these structures are formed?

1

Where do liver and pancreas originate from?

1

Which cells are produced in the first stage of embryonic development?

1

From which germ layer do the epidermis and the nervous system originate?

1

Why can the allantois be considered an adaptation to terrestrial life?

5

Explain the embryonic development stages after formation of blastula?

1

How is the notochord structure formed?

1

What is umbilical cord?

1

Explain animal pole?

1

Explain gastrulation? What stage follows gastrulation?

1