Glucose-6-Phosphate Dehydrogenase (G6PD)deficiency Is Inherited as an X-Linked Recessive Gene

question 8

Short Answer

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.
a) What proportion of their sons is expected to be G6PD?
b) If the husband were not normal,but were G6PD deficient,would you change your answer in part (a)?

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Definitions:

Commensalism

A relationship between two living organisms where one benefits without harming the other.

Mycorrhizal

Referring to a symbiotic association between the roots of plants and fungi, in which the fungus enhances the plant's nutrient absorption in exchange for carbohydrates.

Ants

Small, social insects belonging to the family Formicidae, known for their complex societies and behaviors.

Density-Dependent Factor

Biotic factor, such as disease or competition, that affects population size in a direct relationship to the population’s density.