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NEET2012ZoologyPrinciples of Inheritance and VariationActual

Represented below is the inheritance pattern of a certain type of traits in humans. Which one of the following conditions could be an example of this pattern?

Options

  1. APhenylketonuria
  2. BSickle cell anaemia
  3. CHaemophilia
  4. DThalassemia

Correct answer

C. Haemophilia

Step-by-step solution

Colourblindness and haemophilia are two main sex-linked or X-linked recessive diseases. The gene of haemophilia goes to son from mother and to daughter from father. In this disease, the blood is fail to clot when exposed to air result in continuous bleeding and leads to death.

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