Which disorder is characterized by a lack of the protein dystrophin?
A) hemophilia
B) color-blindness
C) muscular dystrophy
D) Down syndrome
E) cystic fibrosis

Question

Quizplus · Accepted Answer

Muscular dystrophy is characterized by a lack of the protein dystrophin, which is necessary for maintaining the structure and function of muscle fibers. Hemophilia is caused by a deficiency in blood clotting factors, color-blindness is caused by a genetic mutation affecting cone cells in the eye, Down syndrome is caused by an extra copy of chromosome 21, and cystic fibrosis is caused by a mutation affecting the CFTR gene, which is responsible for regulating the transport of salt and water in and out of cells.

Which Disorder Is Characterized by a Lack of the Protein