A 25-year-old man and a 23-year-old woman, newlyweds, are planning a 3-week trip to South America. The woman is not on oral contraceptives and wants to conceive. They are concerned about Zika. What advice can you provide?
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A couple with a 4-year-old daughter who has cystic fibrosis (CF), and both are CFTR gene carriers, want to try for another baby. What is the likelihood of having a second baby with cystic fibrosis?
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