THE 2-MINUTE RULE FOR BABY HARDCORE

Chromosomes tend to be the blueprint of daily life, carrying all of the genetic data. You may have 23 pairs of chromosomes, and one of these pairs establishes your baby's gender—the intercourse chromosomes, labeled X and Y. The combination of these chromosomes (XX for girls, XY for boys) establishes the sex of one's baby.Chromosomes are the bluep