Examlex
Use the horizontal line test to determine whether the function is one-to-one.
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Discrimination
Unjust or prejudicial treatment of different categories of people, especially on the grounds of race, age, or sex.
Heterosexuality
A sexual orientation characterized by a romantic or sexual attraction between people of the opposite sex.
Homophobia
A range of negative attitudes and feelings toward homosexuality or people who are identified or perceived as being homosexual.
Ethnocentrism
The belief in the superiority of one's own ethnic group, culture, or nationality, often resulting in prejudice and disregard for other cultures.
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