1.A cell from a man's body that can start a pregnancy.
2.An operation to remove the foreskin from the penis.
3.The meeting of the sperm and ovum.
4.The penis being inside the vagina.
5.The gland in the brain that triggers puberty.
6.A ripe ovum coming out of the ovary.
7.Semen coming out of the penis.
8.The nesting of a fertilized egg in the wall of the uterus.
9.The body beggining to change from a child's intoan adults.
10.The liquids that carries sperm.