Humans reproduce sexually when two different persons mate, the male (♂) and the female (♀) using a special system called the reproductive (genital) system, Man can’t reproduce asexually but he only reproduces sexually because...
Female genital system produces ova, It secretes the female sex hormones, It provides a safe place for the completion of the fertilization process of the ovum and for the embryo development till birth, Organs...
The fetus development the fertilization occurs about two weeks after the first day of the last menstrual period when the sperm penetrates the egg, and within 24 hours after the fertilization, the egg begins...
The fertilization process in the human The fertilization is the fusion of the nucleus of male gamete (the sperm) with the nucleus of the female gamete (the ovum) to form the zygote (the fertilized...
