Location - function : Spermatid and Hyleuronidase
$(1)$ Location : As soon as head and middle part of a sperm enters into secondary oocyte, nucleus present in head is know as spermatid.
- Function : Spermatid unites with oocyte and form a zygote.
$(2)$ Location : It is an enzyme located in acrosome of sperm cell.
- Function : Hyleuronidase makes the entry of sperm in ovum possible in making hole in the wall of ovarian layer.
The blastula of prototherians is called
The chemical substance found in the surface layer of cytoplasm of spermatozoa is
Follicular phase is also called
Which of the following is ‘immortal’
If Cowper's glands are removed. They will affect