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प्रश्न
Mental retardation in man associated with sex chromosomal abnormality is usually due to ______.
पर्याय
increase in size of X-chromosome
increase in size of Y-chromosome
increase in number of Y-chromosome
increase in number of X-chromosome
MCQ
रिकाम्या जागा भरा
उत्तर
Mental retardation in man associated with sex chromosomal abnormality is usually due to increase in number of X-chromosome.
shaalaa.com
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