👉 Fertilizations are the process by which a sperm cell fertilizes an egg cell. This occurs in the female reproductive system, where the male reproductive system produces an egg and the female reproductive system prepares it for fertilization with an ova from her partner. The fertilized egg is then transferred to the uterus of the mother through the fallopian tube, where it implants itself into the lining of the womb. The fertilized egg continues its development in the uterus as a zygote until it