What are the archenteron and the blastopore? What is the stage of the embryonic development in which these structures are formed?
1From which germ layer do the liver and the pancreas originate? What are other organs and tissues made from that germ layer?
1From which germ layer do blood cells originate? What are other organs and tissues made from that germ layer?
1
What is placenta?
Is there exchange of cells between the mother and the fetus through the placenta?
Differentiate between amnion and chorion?
What are the three types of germ layers that form tissues and organs in animals?
What are the archenteron and the blastopore? What are the destinations of the archenteron and of the blastopore?
Name the three types of germ layers that form tissues and organs in animals?
What are the endocrine functions of the placenta?
From which germ layer do the liver and the pancreas originate?
What are somites?
Why can the allantois be considered an adaptation to terrestrial life?
How notochord structure id formed?
What is the function of the vitellus in the vertebrate egg?
What is the cell division process directly related to the embryonic growth?
From which germ layer do the epidermis and the nervous system originate?
Explain the morphology of an embryo from ventral to dorsal portion after neural stage?