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Give a representation showing sex determination in human beings

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In human beings, a total of 23 pairs of chromosomes are present in the nucleus of a cell. Out of 23 one pair of chromosomes is present as a sex chromosome.  Pair of sex chromosome could either be 22 + XX or 22 + XY (here ; XX and XY represented as sex chromosomes). If a child is carrying homozygous XX chromosome then a b any is said to be female whereas, if a baby is carrying a heterozygous XY chromosome then a baby is said to be male. 

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Ritika Jonwal

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