Multiple Choice
A 5-year-old male presents with mental retardation and is diagnosed with Fragile X syndrome. When the parents ask what caused this, the nurse practitioner responds with:
A) translocation of the Philadelphia chromosome.
B) nondisjunction of chromosome 21.
C) expansion of cytosine-guanine-guanine (CGG) repeats 200.
D) mutation in the transmembrane conductance regulator.
Correct Answer:
Verified
Correct Answer:
Verified
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