Summary: Placentas support the fetus and mother, but those organs grow according to blueprints from dad, according to new research. The study shows that the genes in a fetus that come from the father dominate in building the fetal side of the placenta.

Is the placenta from the male?

The placenta originates from the same pool of cells as the baby, so both baby and placenta have a biological sex. Male placentas, just like male babies, have a Y chromosome.

Does placenta have baby or mom DNA?

The placenta does not, technically, belong to the mother.

Our bodies may create it, but it is part of the developing child, which means it is also made up of 50 percent genetic material from the father.