Mental retardation in man, associated with sex chromosomal abnormality is usually due to

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4.Principles of Inheritance and Variation

normal

Mental retardation in man, associated with sex chromosomal abnormality is usually due to

A

Reduction in $X$ complement

B

Increase in $X$ complement

C

Moderate increase in $Y$ complement

D

Large increase in $Y$ complement

(AIPMT-1998)

Solution

It's Obvious

Standard 12

Biology

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