Fragile X syndrome is caused by ________.
A) an extra chromosome
B) a mutated gene
C) a dominant gene
D) a recessive gene
Correct Answer:
Verified
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Q73: The second leading cause of intellectual disability
Q74: A fatal degenerative disease caused by recessive
Q75: Which of the following is NOT true
Q76: Which of the following is NOT true
Q78: Estimates of prevalence of Klinefelter's syndrome range
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Q80: Turner's syndrome involves the _.
A)X sex chromosome
Q81: Which of the following is true of
Q82: Which of the following is NOT true
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