Exploring Psychology: Sex, Gender, and Sexuality

Core Definitions

• Sex: Biological traits that define males, females, and intersex individuals.

• Gender: Behavioral characteristics linked to being a boy, girl, man, or woman.

• Intersex: Individuals born with both male and female biological characteristics, approximately $0.018\%$ of people.

Similarities and Differences Across Sexes

Biological Foundations

• Everyone inherits $46$ chromosomes (23 from each parent).

• $45$ are unisex (common to both sexes).

• The $23^{rd}$ chromosome pair determines biological sex.

Psychological and Behavioral Similarities

• People share similar traits in creativity, intelligence, emotions, and desires, regardless of biological sex.

Key Differences

• Self-esteem levels.

• Puberty entry age, size, and strength.

• Life expectancy.

• Emotional expression patterns.

• Susceptibility to various risks.

Aggression and Relational Aggression

Defining Aggression

• Aggression: Any physical or verbal action intended to cause physical or emotional harm.

• Relational Aggression: Aggression (physical or verbal) specifically aimed at harming someone's relationships or social standing.

Differences in Aggression Between Sexes

• Minor physical aggression in romantic relationships: Occurs with similar frequency in men and women.

• Extreme violent acts: Men commit these significantly more often than women.

• Relational aggression: Women commit this slightly more often than men.

Social Power and Connectedness

• Independence vs. Interdependence: Varying tendencies between sexes.

• Work Preferences: Observed preferences for working with