Home » Advanced Botany » Principles of Inheritance and Variation » Question
  1. A diseased man marries a normal woman. They have three daughters and five sons. All the daughters were diseased and sons were normal. The gene of this disease is
    1. sex-linked dominant
    2. sex-linked recessive
    3. sex-linked character
    4. autosomal dominant
Correct Option: A

Sex linked disorders follow criss-cross inheritance pattern that affected father passes it on to their daughters. The daughters receive one of their X - chromosome from their fathers.



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