5. John, age 47, has just been diagnosed with Huntington's disease, which is caused by a rare dominant allele. His daughter, age 25, has a 2-year-old son. No one else in the family has the disease. What is the probability that the daughter will develop the disease?

Question

Mathematics

Chaim Silva

10 January, 04:45

5. John, age 47, has just been diagnosed with Huntington's disease, which is caused by a rare dominant allele. His daughter, age 25, has a 2-year-old son. No one else in the family has the disease. What is the probability that the daughter will develop the disease?

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Answers (1)

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Leon · Answer 1

50%

Step-by-step explanation:

John has Huntington's disease and it is given no one

else in the family has the disease i. e. probability of john getting the disease is

50% as no family member has the disease.

Similarly the Probability that the daughter will develop the disease is also 50% because it may pass on to it or not.