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A member asked:
Whats the genetic cause of fragile x syndrome?
4 doctors weighed in across 2 answers
Genetic: Fragile x is caused by just one defective gene. This gene also known as fmr1, shuts it self down and fails to produce a protein. The incidence is 1 in 4000 males and 1 in 6-8000 females have it is the most common cause of inherited mental disability-.
Answered 4/30/2016
5.9k views
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Defective gene: It is an anomaly in the long arm of the x chromosome. Full mutations of the gene cause the fragile x syndrome.
Answered 4/30/2016
5.9k views
Thank
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