The unique technology of the modern world, able to trace the development of life of the embryo, from fertilization yaytsikletki and before birth, in the womb.
3-7 hours after ejaculation: sperm "hyping" the egg and only the strongest and luckiest will be involved in sperm fertilization
20 hours after ejaculation: a fertilized egg inside the nucleus of male and female cells are connected and the formation of new chromosomes (genetic material)
First day after fertilization: the journey begins from the cell tube, where fertilization takes place in the uterus.
4th day. Morula stage.
4 weeks of pregnancy
28 days of pregnancy
40 days of pregnancy: you can see the placenta, umbilical cord and embryo