In adults, length and width of testis is about…..repectively

The seminiferous tubules of the testis opens into the vasa efferentia by

The type of placenta found in human beings is of type

Which part of ovary in mammals acts as an endocrine gland after ovulation

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