PSYC 3100 Lecture Notes - Lecture 8: Molecular Genetics, Twin Study, Epigenetics

• School: University of Georgia
• Department: Psychology
• Course: PSYC 3100
• Professor: Dr. Keith Campbell

Document Summary

Personality psych lecture 7: biology is not the same as genetics. Saying something is genetic means it is inherited. Saying something is biological simply means it exists in the physical body. Its source could be either genetic or environmental: for example, influences on personality, genetics: your dna (inherited from your genetic mother and father, shared environment: family environment: growing up with the same parents, usually the same. Exception: adoption: non-shared environment: experiences not shared by siblings, culture (regional and time) not included in most studies determining genetic vs. environmental influence, twin studies: Identical twins adopted by different families: classic way to study genetics vs. shared environment: twin studies, share 100% of genetics, 0% of shared environment, variations on the theme (compare genetic children to adopted family. Imagine you score at the 80th percentile : genetic influence: how high on this trait should you expect your. Everyone neurotic: less family conflict = more genetic influence.