Notes From a Dragon Mom
Tay-Sachs Disease. Tay-Sachs disease is caused by defects in a gene on chromosome 15 that encodes the production of the enzyme Hex-A. Tay-Sachs Disease. Tay-Sachs disease is caused by defects in a gene on chromosome 15 that encodes the production of the enzyme Hex-A. Ronan was born with Tay-Sachs, a rare genetic disorder. He is [...]