Lgbt

So like y'know how the body can't make extra limbs or shit like that, dont matter gender? then tell me HOW TF WE MAKE CHILDREN???? we cant make A PART of our bodies over again, but AND ENTIRE MAMAL HUMAN CHILD is possible, EVEN MULTIPLE???? like, i kno that the SpErM and the EgG come ToGeThEr TO FORM A cHiLd in the FeMaLe RePrOdUcTiVe sYsTeM but it SOMEWHOW DONT MAKE SENSE. Once ur heart gone, IT GONE, but dont worry, i can make more THROUGH CHILDREN. HOWWWWWWWW THOOOOOOOO?!??!?!?!!