Suppose that mother has albinism, which is a recessive trait. Suppose also that your father has cystic fibrosis, which is also caused by a recessive trait. And you learn that your father-in-law has albinism and cystic fibrosis. What is the probability that your first child will NOT have either albinism or cystic fibrosis?

a. 1 in 16
b. 1 in 8
c. 3 in 8
d. 2 in 5


Ans: d. 2 in 5

Biology & Microbiology

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