X-linked Recessive Inheritance (Noun)
Meaning
Hereditary pattern in which a recessive gene on the X chromosome results in the manifestation of characteristics in male offspring and a carrier state in female offspring.
Classification
Nouns denoting attributes of people and objects.
Examples
- X-linked recessive inheritance is the reason why more males than females have certain genetic disorders such as hemophilia and Duchenne muscular dystrophy.
- In x-linked recessive inheritance, the affected male is likely to have unaffected daughters who are carriers of the mutated gene.
- The father in a family with x-linked recessive inheritance cannot be an affected male, but the mother can be a carrier.
- A female with x-linked recessive inheritance is less likely to show symptoms of the disorder, but she has a 50% chance of passing the mutated gene to her children.
- In families with x-linked recessive inheritance, all sons of an affected father will not be affected, but all of his daughters will be carriers of the mutated gene.