PSY 101 Study Guide - Midterm Guide: Childhood Amnesia, Twin, Twin Study
Document Summary
Nature: genetics, biological makeup, influence of hormones, hereditary. Social environment, family life, values/morals, experiences, people, events, education. Relative power and limits of genetic and environmental influences on behavior. Genes: biochemical units of hereditary that make up chromosomes. About 30,000 genes in human body found from human genome project. How do genes determine traits? (hint: two characteristics of genes we talked about) Genes may be similar but pattern of expression produces different traits. Identical twins- produced form single egg split into two. You should understand how they allow researchers to control for the effects of nature vs. nurture. Most, if not all of our psychological traits are inherited. Heritability- extent to which variation between people can be attributed to genes. Describe four critiques of the minnesota twin study. Nature heavily influences personality and nurture has less of an impact. Nurture has a big influence on attitudes and values.
