Who I am - International Down Syndrome Coalition- IDSC. I love this! People with Down Syndrome have a heart just like everyone else does. It's what they have not who they are! It's not a downs kid, its a kid with Down Syndrome.
Human chromosomes arranged in a karyotype. Notice they are in pairs and each pair is numbered. The last pair ( sex chromosomes) are labeled X and Y. That means it is a boy. Notice the Y is much smaller than the X.