Part one of term paper
In the human body, each cell contains 23 pairs of chromosomes, one of each pair inherited through the egg from the mother and the other from the sperm of the father. Of these chromosomes, those that determine sex are X and Y. Females have XX and males have XY. In addition to information concerning sex, the X chromosomes carry determinants ...

Part two of term paper
... and will show the defect. In females however, only one of the two chromosomes will be abnormal. In very rare cases however, she will have inherited two defective X chromosomes and herself will be a hemophiliac. If she is not affected and the gene is recessive, she is now classified as a carrier. In some cases, there is no previous record of hemophilia in the family. Male children who would be born with hemophilia would be the result of the mutation of the gene. There are two types of hemophili ...