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More Women Than Expected Are Genetically Men

BY MORTEN BUSCH Sex chromosomes usually determine whether you are female or male. Women are XX. Men are XY. However, genetically, a few women are actually men. They grow up as women with a woman’s body, and most only discover well into puberty that they are different. Danish researchers map for the first time how […]

“Girls born with XY chromosomes are genetically boys but for a variety of reasons – mutations in genes that determine sexual development – the male characteristics are never expressed. “The women do not develop secondary female characteristics such as breasts, but they have a womb, so with appropriate hormone treatment and fertilized egg implantation they can actually become pregnant and give birth. These people typically face physical challenges related to their sexuality, their inability to give birth or the diseases resulting from lack of sex hormones.

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