Tay-Sachs disease is caused by a defective gene on chromosome 15. When both parents carry the defective Tay-Sachs gene, a child has a 25% chance of developing the disease. The child must receive two copies of the defective gene -- one from each parent -- in order to become sick.
Enacted by law in 2013, the newest symbols of North Carolina are the state art medium, clay; the state fossil, the Megalodon teeth; the state frog, the Pine Barrens tree frog; the state marsupial, the Virginia opossum; and the state salamander, the Marbled salamander.
Even further translated, and simply put, North Carolina official has it down as To be, rather than to seem to be.. Until the General Assembly chose this motto, North Carolina did not have one, making it one of the only states (and the only one of the original thirteen) without one. Check out the rest of North Carolina's state symbols. North Carolina's state symbols.