At the end of the first meiotic division,the male germ cells differentiate into

Androgen binding protein,which helps in concentrating testosterone in the seminiferous tubule,and which inhibits $ICSH$ secreted by the anterior pituitary and $GnRH$ production by the hypothalamus,is secreted by:

Which pituitary hormone regulates the Sertoli cells?

The human sperms were first seen and discovered by

The function$(s)$ of the egg cell is/are:

After spermiogenesis,sperm head becomes embedded in Sertoli cell,and is finally released from the seminiferous tubules by the process called as $:-$