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What makes a male? - The Galveston County Daily News : Health

December 21, 2014

Medical Discovery News What makes a male?

Posted: Tuesday, May 13, 2014 12:00 am

Despite centuries of women being celebrated for siring sons, or scorned for failing to produce an heir, it is actually men who determine a baby’s gender.

Women give each of their offspring an X chromosome, but the male can give an X or a Y chromosome to create a female (XX) or male (XY).

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