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Inheritance and genetic crosses

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Question 29

Duchenne muscular dystrophy (DMD) is a severe, sex-linked genetic disorder caused by a recessive allele carried on the X chromosome. It affects approximately 1 in 3,500 male births, but is exceptionally rare in females.

Explain why males are much more likely to develop DMD than females.

[2]

Inheritance and genetic crosses Questions

  1. GCSE
  2. /Biology
  3. /Inheritance and genetic crosses