Which cells come earliest in the sequence of sperm production?
Spermatozoa
Spermatocyte
Spermatid
Spermatogonia
Ovulation occurs
Release of spermatozoa from urethra by male animals is called
$A$ -Spermatids formed from secondary spermatocytes.
$R$ -The spermatids are transformed into spermatozoa by the process called spermiogenesis.
Describe the process of oogenesis.
Insemination is