External stimulus which induces cleavage in an unfertilized ovum is called
Fertilization
Chemotaxis
Paedogenesis
Neoteny
Which of the following is an embryonic connective tissue
Bartholin glands are also called
The placental barrier between the maternal and foetal blood is minimum in
If an unfertilized egg is pricked with a micro needle, it will
The yolk plug of gastrula represents in the later stage its