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In human being, the statistical probab...

In human being, the statistical probability of getting either a male or frmale child is 50:50 . Give a suitable explanation.

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The sex of an infant is determined by the type of sex chromosome contributed by the male gamete. Since the ratio of male gametes containing X-chromosome and those containing Y-chromosome is 50 : 50, the statistical probability of male or a female infant is also 50: 50.
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