In mammals growing oocytes are surrounded by special nutritive cells called
Follicle cells
Nurse cells
$(a)$ and $(b)$ both
None of the above
$A$ : In spermatogenesis, the first haploid forms are spermatids.
$R$ : All the end of meiosis cells have haploid set of chromosomes.
Draw a labeled diagram of a section through ovary.
Secondary oocyte is ..........
In humans, at the end of the first meiotic division, the male germ cells differentiate into the
Movement of sperm is done by