Part one of term paper
In the human body, each cell contains 46 chromosomes and 23 pairs of chromosomes, one of each pair is inherited through the egg from the mother, and the other inherited through 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 the information on sex, the X ...

Part two of term paper
... called carriers. The only way females can inherit the disease is if both the female x chromosomes carry the gene. Therefore this disease is more common in males. There are two types of , A and B. A is a hereditary disorder in which bleeding is due to deficiency of the factor VIII. In most of the cases, this protein is reduced, but in a rare amount of cases, this protein is present by immunoassay but defective. B, the other type of , is a result of the deficiency of the factor IX - also ...