Yes, menstruation marks the onset of a female's reproductive capability, indicating that the ovaries have begun releasing eggs. This process, known as menarche, typically occurs during puberty and signifies that the body is now capable of ovulation and, consequently, potential reproduction. However, the ability to conceive also depends on various factors, including overall health and maturity.
Impregnation of the female by insertion of the erect male organ and the emission of semen fluid.
The entire menstrual cycle for a human lasts from the beginning of menstruation to the beginning of the next menstruation. Generally around 28 days.
progesterone
First of all we reproduce through sexual reproduction and sex is the most enjoyable mode of pleasure in human life
The color of the skin of the first human being on earth is not definitively known.
human in the bible but in science, the monkey comes first as the human being.
At first which metal had been used by human ?
Adam
No, human girls need a male partner to reproduce.
human chorionic gonadotropin (HCG)
Mohammed was the frist human being in the world the messenger of god
Adam (AS)