Holoblastic cleavage may occur in eggs which are
Oligolecithal only
Mesolecithal only
Macrolecithal only
Oligolecithal and mesolecithal both
Location - function : Testis and Ovary
The eutherian placenta is derived from or In mammals placenta is formed by
The allantois has the similar layers as present in the yolk sac. These are
Egg which contains very little amount of yolk are called as
Males have numbers of internal accessory organs. Which one (s) is/are responsible for secreting fluid containing fructose and prostaglandins?