Row over South African athlete highlights ambiguities of gender

Friday, August 21, 2009 - 02:14 in Psychology & Sociology

Some have raised doubts whether Caster Semenya is a woman. But a scientist says physical features do not always match DNA or hormones. A variety of genetic and hormonal anomalies can lead to ambiguity. Despite what one might think, it is not always easy to tell who is male and who is female.

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