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

question 56

Multiple Choice

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

• A) 100%
• B) 1/4
• C) 1/2
• D) zero

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