Gender is the range of characteristics pertaining to, and differentiating between, masculinity and femininity. Depending on the context, these characteristics may include biological sex (i.e., the state of being male, female, or an intersex variation), sex-based social structures (i.e., gender roles), or gender identity.[1][2][3] People who do not identify as having a male or female gender are often grouped under the umbrella terms non-binary or genderqueer. Some cultures have specific gender roles that are distinct from male and female, such as the hijras of South Asia. These are often referr