Gender: refers to a person's sense of, + expression of, their maleness or femaleness. Gender is often determined by culturaldifferencesexpected by society of men + women according to their sex
Sex: refers to an individual'sbiologicalstatus as either male or female (or hermaphrodite). e.g. chromosomes (female XX, male XY), reproductiveorgans (ovaries, testes), hormones (oestrogen, testosterone)