Releasing of sperms from seminiferous tubules is called

Bartholin glands are also called

To ensure effectiveness of reproduction in mammals

The events of the menstrual cycle are represented below. In which of the following option the level of $FSH$, $LH$ an progesterone is mentioned correctly

The amniotic fluid is taken out with the help of surgical needle and separation of the embryo cells present in this fluid is done by

The human sperms were first seen and discovered by