- National Institute of Health (US)
"Sex" refers to biological differences between females and males, including chromosomes, sex organs, and endogenous hormonal profiles. "Gender" refers to socially constructed and enacted roles and behaviors which occur in a historical and cultural context and vary across societies and over time.
- American Psychological Association
Sex refers especially to physical and biological traits, whereas GENDER refers especially to social or cultural traits
- Canadian Institutes of Health Research
Gender refers to the socially constructed roles, behaviours, expressions and identities of girls, women, boys, men, and gender diverse people. It influences how people perceive themselves and each other, how they act and interact, and the distribution of power and resources in society.
- Stanford University
Gender refers to sociocultural attitudes and behaviors that shape behaviors, products, technologies, environments, and knowledges... Gender may not match sex.