PSY 2114 Lecture Notes - Lecture 4: Face Perception, Synaptogenesis, Mary Ainsworth
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PSY 2114 Full Course Notes
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Lecture 4: infancy socioemotional development, feb 3rd, 2016. Overview: genes and environment (ch 2 continued, born to be social, attachment, temperament, wrap up, genes and environment. Percentage of variance between a trait of people that are due to genetics. Only applies to one population h2 = variance due to genes total variance h2 = variance genes variance genes + variance environment don"t actually know what comes form genes and from enviro cant really measure the enviro. Compare monozygotic (mz) vs. dizygotic (dz) twins. Since both sets are twins, if mz twins are more similar, the only difference between mz twins and dz twins are that mz twins are genetically identical. Therefore, any greater similarities between mz must be due to genes. Are mz twins and dz twins the same? (aside from genetics) It"s assumed that twins share the same family environment and the main differences are genes.
