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Cystic fibrosis disorder is

Question and options

Cystic fibrosis disorder is
  1. Autosomal dominant
  2. Sex-linked recessive
  3. Sex-linked dominant
  4. Autosomal recessive

Answer and explanation

Correct answer: D - Autosomal recessive
Cystic fibrosis is caused by mutations in the CFTR gene on chromosome 7 and is inherited as an autosomal recessive disorder.

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