Final answer:
The term for denying equality of treatment because of gender is sexism, which is a form of discrimination that can affect many aspects of life, including job opportunities and societal roles.
Step-by-step explanation:
The term used to describe any practice, policy, or procedure that denies equality of treatment to an individual or group because of gender is sexism. Sexism is a form of prejudice and discrimination that values one sex over another. This issue manifests in various contexts, including labor markets, where discrimination can lead to disparities in pay and job opportunities based on gender. Forms of sexism also include societal expectations of gender roles and behaviors, which can negatively impact individuals in personal and professional settings.