Among the numerous things parents hand down seriously to their kiddies are 23 pairs of chromosomes – those thread-like structures into the nucleus of each mobile containing the hereditary guidelines for you. We inherit a couple of 23 chromosomes from our moms and another group of 23 from our dads.
Among those pairs would be the chromosomes that determine the biological intercourse of the child – girls have actually an XX set and males have an XY set, with really uncommon exceptions in a few problems. Females constantly pass an X chromosome onto their offspring. The baby will be genetically female, and if the father passes on a Y chromosome, the baby will be genetically male if the father passes on an X chromosome. Sigue leyendo What’s on the Y Chromosome down that is handed Father to Son?