$FSH$ and $LH$ is
Vasopressin
Vitamin
Gonadotropin
Enzyme
$A$ : The morula passes through the phase of compaction, produces two major type of cells : the peripheral cells and the inner cell mass.
$R$ : The descendants of inner cell mass become the trophoblast cells
Periblastula is found in
Antifertilizins are contained in
Blood flowing in umbilical cord of mammalian embryo is
The graafian follicle now ruptures to release the secondary oocyte (Ovum) from the ovary by the process called