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Principles of Inheritance and Variation question

2005 · Q66
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Principles of Inheritance and Variation question

2005 · Q66

NEETBiologyPrinciples of Inheritance and VariationMCQ+4 / −1
Which of the following is not a hereditary disease ?
  1. A
    Cretinism
  2. B
    Cystic fibrosis
  3. C
    Haemophilia
  4. D
    Thalasasemia
View written solutionFree

Correct answer: A

Cretinism occurs due to hyposecretion of thyroid hormones. Haemophilia is a sex linked recessive trait. Cystic fibrosis is also a recessive autosomal disorder resulting in mucus clogging in lungs. Thalassemia involves a gene mutation in the polypeptide chains of haemoglobin.

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