WAGmob. Human Reproduction is accomplished by the union of themale sperm and the femaleovum. InCoitus, themaleorgan ... The sex of a child is determined at thetimeof fertilization of the ovum by the spermatozoon. The presence of X or Y anbsp;...
|Title||:||Learn Human Body Anatomy by GoLearningBus|
|Publisher||:||WAGmob - 2015-01-20|