Sex-Linked Genes Video Lessons

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Problem: A grandfather has an X-linked disease. His wife does not have the disease and she is not a carrier for it. What is the probability that their daughter's sons will have the disease? A. 25% B. 0% C. 75% D. 100% E. 50%

FREE Expert Solution

Parental Genotypes: XcY (affected father) × XCXC (unaffected mother)

F1 Generation: XCY (unaffected son), XCXc (carrier daughter)

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Problem Details

A grandfather has an X-linked disease. His wife does not have the disease and she is not a carrier for it. What is the probability that their daughter's sons will have the disease? 

A. 25% 

B. 0% 

C. 75% 

D. 100% 

E. 50%

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