In a developing fetus, what influences whether it is going to become male or female? What influences the cells to start building male or female organs?

Question

In a developing fetus, what influences whether it is going to become male or female? What influences the cells to start building male or female organs?

In: 274

Answer 1

>All vertebrate embryos are inherently female anyway, they just require an extra hormone given at the right developmental stage to make them male.

Source: *Jurassic Park*