Part A - Construct a pedigreeJohn and Jane Jones’ newborn baby girl, Leah, has just been diagnosed with galactosemia. Prior to their genetic counseling appointment, they submitted this family history:
- John and Jane’s older child, a son named Lee, does not have galactosemia.
- John is the only child of Hanna and Harry.
- Harry was an only child. Hanna has two older sisters, Hope (the oldest) and Holly.
- Both Harry and Hanna’s parents lived in good health into their 80s.
- Jane’s brother, Joe, is married to Jen. They have a son, Les, who is a healthy nine-year-old with myopia (nearsightedness) but no sign of galactosemia.
- Jane’s mother, Hilda, is alive and healthy; Jane’s father, Henry, passed away last year of a sudden heart attack. Hilda and Henry have no family history of galactosemia.
Use the information in the family history to construct a pedigree for this family.Drag the correct symbols to their appropriate locations on the pedigree below. Not all symbols will be used. See the Hints for help getting started.
Part A - Construct a pedigreeJohn and Jane Jones’ newborn baby girl, Leah, has just been diagnosed with galactosemia. Prior to their genetic counseling appointment, they submitted this family history:
- John and Jane’s older child, a son named Lee, does not have galactosemia.
- John is the only child of Hanna and Harry.
- Harry was an only child. Hanna has two older sisters, Hope (the oldest) and Holly.
- Both Harry and Hanna’s parents lived in good health into their 80s.
- Jane’s brother, Joe, is married to Jen. They have a son, Les, who is a healthy nine-year-old with myopia (nearsightedness) but no sign of galactosemia.
- Jane’s mother, Hilda, is alive and healthy; Jane’s father, Henry, passed away last year of a sudden heart attack. Hilda and Henry have no family history of galactosemia.
Use the information in the family history to construct a pedigree for this family.Drag the correct symbols to their appropriate locations on the pedigree below. Not all symbols will be used. See the Hints for help getting started.