Question

the blood of the mother never mixes with that of foetus yet it nourishes the foetus how

Answer 1

the mother eats the food as well as beverages it is not directly transfer to the foetus. the metabolism and other energetic requirements drive from the food mixed into the blood of mother.and then by the help of placenta the food transfer through umbilical cord to the foetus.

Answer 2

A zygote is the union of the sperm cell and the egg cell. Also known as a fertilized ovum, the zygote begins as a single cell but divides rapidly in the days following fertilization. After this two-week period of cell division, the zygote eventually becomes an embryo.