PSYB32H3 Chapter Notes - Chapter 2: Gene Therapy, Alpha-Fetoprotein, Twin
Document Summary
Psyb20fall2013 chapter 2: heredity and the environment: genotype set of genes person inherits from their parents, phenotype interaction between genetic makeup and environment = the visible expression of the persons particular physical and behavioural characteristics. Interactions among genes: most characteristics are influenced by the interaction of many genes, modifier genes genes that exert their influence indirectly by affecting the expression of still other genes. Add, abnormal communication patterns: males may have deficits in social interactions and females may be more likely to suffer from depression and also to show cognitive and linguistic deficits. Heredity, environment, and individual differences: human behavior genetics study of the relative influences of heredity and environmental forces on the evolution of individual differences in traits and abilities. 6 they calculate heritability factors statistical estimate of the contribution made by heredity to a particular trait or ability.
