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Another Important Chromosomal Abnormality That Causes Intellectual Disability Is Known

Question 64

Multiple Choice

Another important chromosomal abnormality that causes intellectual disability is known as fragile X syndrome.This is where the X chromosome appears to show physical weaknesses and may be bent or broken.Fragile X syndrome occurs in approximately what percentage of all births?


A) 1) 5-2.5%
B) 3) 05-4.07
C) 7) 4-8.6
D) 0) 08-0.04%

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