The region where sperm enters the egg is called
Equator
Receptor cone
Animal pole
Vegetal pole
Among the following who is regarded to be the founder of modern embryology
The second maturation division of the mammalian ovum occurs
During the development of an embryo, migration and rearrangement of cells lead to a pattern formation known as
The following graph of relative concentrations of the four hormones present in the blood plasma of a woman during her menstrual cycle. Identify the hormones $A, B, C$ and $D$
Foetal ejection reflex in human female is induced by