👉 Ovules, in biology, are the reproductive structures of sexually mature female mammals such as humans and primates. Ovules are the first cells that develop into a new cell during sexual reproduction. They contain the genetic material for the development of the offspring, which is then implanted within the mother's uterus. In humans, ovules are found in the fallopian tubes at the end of the egg sac. In other mammals, such as primates, they are typically located near the ovar