I am one of three siblings; my mom has three siblings, and my father has three siblings. My spouce and I have actually two girls. Almost all of my first cousins are female—in reality, it is a long-running laugh that ladies dominate both edges of my children and that if you’re a take a look at this website male in my own family members (sorry, dad and bro! ) you’ve got the persistence of saints!
I’ve heard for years—and my own OBGYN swore to me—that when considering to gender in utero, it is the male that determines whether child exists female or male. Okay, fine. The quickest “sperm” determines gender. Continue reading “How come Some Females Just Give Birth to Boys or Girls? A Genetic Explanation”