secondary sex characteristics can usually be accurately used by the human eye to quickly distinguish between men amp; women, but these visual cues aren't foolproof, amp; they dont define sex. for example, caster semenya is an intersex woman who looks male but is actually female.
secondary sex characteristics can usually be accurately used by the human eye to quickly distinguish between men amp; women, but these visual cues aren't foolproof, amp; they dont define sex. for example, caster semenya is an intersex woman who looks male but is actually female.