Part 1 of Essay
For my human genetics research paper, I have selected , or XXY Syndrome to further investigate. At first, I was stuck on what I should choose, but while searching the web for possible diseases or genetic traits, I came across a lot of useful information and many sites involving . There were other diseases that I found th ....

Part 2 of Essay
.... sex chromosome arrangement of XXY are not aware of it because they have very little or none of the typical symptoms that occur with the disease. can be diagnosed through a karyotype-a chromosome analysis usually done on a blood sample showing 47, XXY before birth, through amniocentesis or chorionic villus sampling (4). Neither procedure is routinely used to check for XXY though. In later years, a semen exam showing low sperm count, decreased serum testosterone level, increased serum luteinizing hormone or incr ....