Q. Study the pedigree chart given below. What does it show?
A) Inheritance of a sex- linked inborn error of metabolism like phenylketonuria
B) Inheritance of a condition like phenylketonuria as an autosomal recessive trait
C) The pedigree chart is wrong as this is not possible
D) Inheritance of a recessive sex – linked disease like haemophilia
Explanation
The given pedigree analysis shows inhertancs of a recessive sex-linked disease like haemophilia.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.