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Does the genetic combination of mothers play a significant role in determining the sex of the newborn?

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No, The Mother's genetic combination has no role in determining the sex of the baby. Mothers give their pair of X chromosomes and all the babies inherit that regardless of their sex.

The father's gene has more in determining the sex of the baby. 

XX - is a girl 

XY - is a boy

Posted by

Deependra Verma

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