Fragile X syndrome is a genetic disorder caused by a change in the FMR1 gene on the X chromosome. It is the most common cause of inherited intellectual disability. Boys are more likely to be affected than girls due to males only having one X chromosome. Symptoms can include cognitive impairment, behavioral issues like hand flapping, and physical features such as a long face and flexible joints.

1. Fragile X By: Sarat Bondada

2. Fragile X Syndrome is a genetic diseases that involves changes in the X chromosome. This symptom occurs in a fragile part of the X chromosome. Fragile X is the most common form of mental retardation. What is Fragile X?

3. Both boys and girls get this symptom. But it is more likely occurs and affect boys because they only have one X chromosome, unlike girls, who have two X chromosomes. This symptom can also occur even if your family does not have a history of this symptom. Who gets this symptom?

4. What is it caused by? Fragile X is caused a change in a single gene called FMR1 gene. This is a single gene of (CGG) that can cause lots of harm. The FMR1 gene is the gene that makes proteins that helps your brain grow. With that gene get damaged, it could cause lots of problem to the one which it comes in contact with. It becomes more dangerous if the gene starts spreading and the symptom becomes worse.

5. What can this cause? This diseases can cause behavior problems: Delay in crawling, walking, or twistingHand clapping or hand bitingHyperactive or impulsive behaviorMental RetardationSpeech and language delay Tendency to avoid eye contactPhysical problems: Flat feetFlexible joins and low muscle toneLarge body sizeLarge forehead or ears with a prominent jawLong faceSoft skin

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7. "What Is Fragile X Syndrome?" The National Fragile X Foundation - Fragile X Syndrome. Web. 13 Apr. 2011.

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9. "Fragile X Syndrome - PubMed Health." Web. 14 Apr. 2011.

10. "Summary of Fragile X Syndrome." The National Fragile X Foundation - Fragile X Syndrome. Web. 14 Apr. 2011Works Citied

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