PSY321H1 Lecture Notes - Human Body Weight, Symmetry In Biology, Observer-Expectancy Effect
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Developmental stability; given ideal growing conditions, an organism s right and left sides will develop identically. Genetic mutations/pollution/stresses/pathogens encountered in the womb can lead to organisms to develop in slightly asymmetrical ways. More asymmetrical, more likely to have genetic mutations/develop in less than ideal circumstances. Ppl w/ avg sized features are less likely to have genetic abnormalities than ppl w/ deviant features. We can quickly process something that resembles a prototype & quick processing is associated w/ good feelings & feelings of attraction. Avg faces can be thought of as prototype of faces. Australian and japanese faces were avg d together both within and across cultures; eurasian faces were also avg d. Ps in both cultures viewed the avg faces to be the most attractive regardless of the faces culture of origin. Avg d eurasian/biracial faces were the most attractive face of all: study: