The secondary spermatocytes undergo the second meiotic division to produce four equal,
Daploid spermatids
Haploid spermatids
Sertoli cells
None
At the end of first meiotic division, the male germ cells differentiate into
Ovulation in mammals refers to
Gametogenesis is the formation of
Give scientific reasons : The spermatids are transformed into spermatozoa by the process called spermiogenesis.
A single ejaculation contains $...A...$ to$...B..$. million spermatozoa. Semen has pH of $...C...$ to $...D....$ Its alkalinity helps to neutralize the acidity of urethra. Here $A,B, C$ and $D$ refers to