Those characteristics that distinguish one SEX from the other. The primary sex characteristics are the OVARIES and TESTES and their related hormones. Distinguish from SEX DIFFERENCES, which are secondary sex characteristics that are masculine or feminine but not directly related to reproduction.
Those characteristics that distinguish one SEX from the other. The primary sex characteristics are the OVARIES and TESTES and their related hormones. Distinguish from SEX DIFFERENCES, which are secondary sex characteristics that are masculine or feminine but not directly related to reproduction.