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but universal across human cultures and thus likely to be biological in origin. The facial expression of disgust was found to be one of these facial expressions. This characteristic facial expression includes slightly narrowed brows, a curled upper lip, wrinkling of the nose and visible protrusions of the tongue, although different elicitors may produce different forms of this expression. It was found that the facial expression of disgust is readily recognizable across cultures. This facial expression is also produced in blind individuals and

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