Case Workbook for Human Genetics 9th Edition by Ricki Lewis

تمرين 6

Acute intermittent porphyria is caused by a defective enzyme in the pathway that produces heme, the oxygen-carrying part of hemoglobin. Symptoms include abdominal pain, nervous and psychiatric problems. A person inherits it from two carrier parents, and the causative gene is on chromosome 11. What is the mode of inheritance?