Couples who are genetically the child's intelligence and looks?

You will argue with his father of the child's stomach is male or female children, who look like you? You want your baby grow into what? Eyes like you, nose like him? He looked like you, IQ like him? You may have to see that potential, and what these genes. Although the appearance is difficult to predict the genetic problem, but from scientific point of view, there are certain rules to follow.

 

What is the gender determined in the end? - Dad
Forced by the pressure of national policy, coupled with the traditional concept of inheritance, a boy or girl is already a major problem prospective parents, in fact, is the same boy or girl, it has its natural laws, prescriptions, and can not achieve real purpose, I believe that science is the last word!


Everyone knows - men's sperm is divided into two types: one with X chromosome and one Y chromosome contains. If the X chromosome become attached to the sperm and egg, then a girl; if the Y chromosome of the sperm with the egg, the male students.

 

   But everybody want to know - who determines the combination of X is X or X and Y of the combination of the decision whether the sperm or the egg?
Chromosome secret - those who have a boy or girl of
Sons rearing, sex is how the human differentiation? This has been a mystery.
Generally believed that some people say, boy or woman decided the man's sperm; Some say, boy or girl depends on the choice of the woman's egg.