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The lines in the visible region of the hydrogen spectrum are known as the
Culture
The shared beliefs, practices, norms, languages, and values of a group of people, influencing their behavior and perceptions.
Race
A social construct used to categorize humans based on physical characteristics, ancestry, historical affiliation, or shared culture.
Ethnicity
A category of people who identify with each other based on shared ancestral, social, cultural, or national experiences.
Ecological-Systems Approach
A theory that emphasizes the multiple environments, or systems, that influence human development.
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