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Question
In Down's syndrome of a male child, the sex complement is
In Down's syndrome of a male child, the sex complement is
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Solution
The correct option is B XY
XY is the sex complement of a male child with Down's syndrome. The cause of Down's syndrome is non-disjunction of 21st chromosome during oogenesis. This chromosomal abnormality is related with autosome so, the sex complement of a male child in this syndrome will be XY.
So, the correct answer is 'XY'.
XY is the sex complement of a male child with Down's syndrome. The cause of Down's syndrome is non-disjunction of 21st chromosome during oogenesis. This chromosomal abnormality is related with autosome so, the sex complement of a male child in this syndrome will be XY.
So, the correct answer is 'XY'.
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