Glucose- 6- phosphate dehydrogenase G6PD deficiency is inherited as an X- linked recessive gene in humans.A woman whose father suffered from G6PD marries a normal man.What percentage of their sons is expected to be G6PD?

Question

Quizplus · Accepted Answer

Since G6PD deficiency is X-linked recessive, a woman whose father had G6PD deficiency must be a carrier (XG6PDx). When she marries a normal man (XY), each son has a 50% chance of inheriting the X chromosome with the G6PD deficiency from his mother.

Glucose- 6- Phosphate Dehydrogenase G6PD Deficiency Is Inherited as an X-