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Jean-Baptiste de Lamarck developed the theory of inheritance of acquired characteristics .
Racial Category
A classification of humans into groups based on physical traits, ancestry, genetics, or social relations, often used for social identification.
Racism
Prejudice, discrimination, or antagonism directed against someone of a different race based on the belief that one's own race is superior.
Symbolic Category
A classification based on abstract, often culturally ingrained notions rather than tangible characteristics, used to organize social world perceptions.
Phenotype
The observable physical or biochemical characteristics of an organism, as determined by both genetic makeup and environmental influences.
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