The human sperms were first seen and discovered by
Ernst Haeckel
Hamm and Leeuwenhoek
Louis Pasteur
Robert Hooke
Given a diagram showing a portion of a seminiferous tubule. Identify the marked alphbates
Spermiogenesis is possible due to....
The following graph of relative concentrations of the four hormones present in the blood plasma of a woman during her menstrual cycle. Identify the hormones $A, B, C$ and $D$
In $28$ day human menstrual cycle, ovulation occurs on
The shock absorber fluid of the developing embryo is known as