Which of the following disorder is not hereditary?
A
Haemophilia
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B
Cataract
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C
Sickle-cell anaemia
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D
Colour blindness
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Solution
The correct option is B Cataract Haemophilia, colourblindness, sickle cell aneamia, etc. are inheritable kind of disorders. Whereas cataract in eye is not an inheritable disease.