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Meaning of green-beard effect | Babel Free

Noun CEFR B2

Definitions

A hypothesis in evolutionary biology that explains selective altruism among individuals of a species, involving preferential treatment of individuals with certain characteristics.

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

green-bed green-blue green-breasted pitta green-carder green-coat green-eyed monster

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