Fingernails grow from the matrix. The nails are composed largely of keratin, a hardened protein. As new cells grow in the matrix, the older cells are pushed out, compacted and take on the familiar flattened, hardened form of the fingernail.. :3
I think your answer is Green
Cystic fibrosis affects the cells that produce mucus, sweat, and digestive juices. It causes these fluids to become thick and sticky. They then plug up tubes, ducts, and passageways.
It is an inherited life-threatening disorder that damages the lungs and digestive system.
