Muscular dystrophy is a muscle disease that causes a loss in muscle mass and weakness. Patients with muscular dsytrophy may experience a weakening in their cardiac muscles, causings heart malfunction. Muscular dystrophy can also deteriorate the diaphragm, a muscle that solely aids in respiration, causing a breathing malfunction.
Well since the capital letter is dominate and always takes power and the lower case letter is recessive doesn't take power. It would be 50%.
The answer would be Yy and yy :D
They use to determine weather