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The deficiency of the enzyme glucose-6-phosphate dehydrogenase (G6PD) is inherited as a recessive gene on the X chromosome in humans. A phenotypically normal woman (whose father had G6PD) is married to a normal man. What fraction of their sons would be expected to have G6PD?

Answer :

Answer:

Half(1/2)

Explanation:

XY crossed with XXn where n is the trait. It will yield XX, XXn, XY, XnY. Thus, with this crossing, it will produce a normal male and an affected male.

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