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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Gene mutations in Cystic fibrosis occurs at -
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The correct answer is  In cystic fibrosis, CFTR gene mutation occurs on the long arm of chromosome 7 Reference: Ghai essential pediatrics, 9 th edition, page 392