Luis has muscular dystrophy. He is married to Alicia and they recently found out that they are expecting their first child. His parents and his younger brother Roberto are normal but his maternal grandfather has muscular dystrophy. Alicia and her two older siblings, Marcos and Marissa, ⚫ do not have the disease. Marcos is married and has four children: Elizabeth, Pedro, Juanita, and Andres, who also do not have the disease. Alicia's mother and father do not have muscular dystrophy. Luis and Alicia are concerned that their child will have muscular dystrophy like Luis and want to conduct prenatal testing to understand their options.

what is luis and Alicia's genotype and phenotype​