PSYC 3102 Lecture Notes - Lecture 2: Heredity, Sexual Orientation, Circadian Clock
Document Summary
Many of these traits can be passed on genetically. Organisms that have traits that fit into an environment are most likely to survive. And pass on their genes to future generations. Must have variation in behavioral traits to perform behavioral genetics methods. Appearance in a book similar to who"s who. The closer the relationship to a genius, the more likely to also be a genius. Results: closer the blood relationship to a genius, the more likely to also be a genius. Closer the blood relationship more likely to have a favorable environment. E. g. , more money, better medical care, better food, better education, more social connections. One of the basic methods of behavioral genetics. Can show if a trait runs in families. But cannot be used to separate genetics from environment. Behavioral genetics have developed methods to estimate the effects of genetics and environment on traits. Galton also studied similarities and differences between twins.
