Mental retardation in man, associated with sex chromosomal abnormality is usually due to
Mental retardation in man, associated with sex chromosomal abnormality is usually due to
- [AIPMT 1998]
- A
Reduction in $X$ complement
- B
Increase in $X$ complement
- C
Moderate increase in $Y$ complement
- D
Large increase in $Y$ complement
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- [AIPMT 1998]