Release of spermatozoa from urethra by male animals is called
Spermatogenesis
Spermiogenesis
Ejaculation
Insemination
Which of the following undergoes, the meiosis-I division?
In testis, the immature germ cells produce sperm by $...A...$ at puberty $...B...$ present on the inside wall of seminiferous tubules multiply by$ ...C..$. division and increase their number. Identify $A$,$B$ and $C$ from the above statement
Melotic division of the secondary oocyte is completed
In Spermiogenesis.........
Which of the following cells during gametogenesis is normally diploid ?