(Drawn from Exercise 12.7 from Bodine et al) Mary has just learned her father has been diagnosed with Huntington's chorea, which is caused by a single dominant allele D. There is no history of the disease in her mother's family, nor in her husband's. Both individuals may be assumed to be dd. a) Mary's father has been typed as Dd. What is the probability that at least one of Mary's two children will eventually suffer Huntington's? b) Mary's father has been typed as DD. What is the probability that at least one of Mary's two children will eventually suffer Huntington'?

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Chapter1: Combinatorial Analysis
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(Drawn from Exercise 12.7 from Bodine et al) Mary has just learned her father has been diagnosed with Huntington's chorea, which is caused by a single dominant allele D. There is no history of the disease in her mother's family, nor in her husband's. Both individuals may be assumed to be dd.

a) Mary's father has been typed as Dd. What is the probability that at least one of Mary's two children will eventually suffer Huntington's?

b) Mary's father has been typed as DD. What is the probability that at least one of Mary's two children will eventually suffer Huntington'?

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