Meroblastic cleavage refers to which type of division of egg
Complete
Spiral
Incomplete
Horizontal
Blastula lacks
To ensure effectiveness of reproduction in mammals
Epiboly is the process of
Which of the following depicts the site of impantation of blastocyst under normal condition?
Fluid filled cavity called $...A...$ is developed in $...B...$ follicle called $...C....$ Here $A, B$ and $\mathrm{C}$ are