When the foetus is growing inside the uterus it needs nutrients. What provides these nutrients ?

Explanation

Placenta supplies nutrients to the foetus which is growing inside the uterus.
OR
1) When the foetus is growing indise the uterus it needs nutrients for its growth and development.
2) These nutrients are provided by the mother's blood through a special structure called placenta.
3) Placenta is a disc like is a tissue formed by the cells from the embryo and the mother.
4) It also involves in exchange of gases `( CO_(2),O_(2) )` and excretion of waste materials.
5) The foetus is connected to placenta in mother's body through umbilical cord.