PSY100H1 Chapter Notes - Chapter 3, 9.3: Indirect Agonist, Periaqueductal Gray, Pituitary Gland

• School: UTSG
• Department: Psychology
• Course: PSY100H1
• Professor: Michael Inzlicht

Document Summary

Behavioural genomics: the study of how genes are related to behaviour. Common misconception: a gene linked to a diseases doesn"t necessarily mean everyone inheriting the gene develops disease. Alzheimer"s are a result of combinations of genes. One gene doesn"t only affect one trait. Example: gene linked to alcoholism may also be linked to other drug dependences, anti-social behaviour, etc. Behavioral genetic: the study of the influence of gene and environment on behaviour. Best organisms" to study behavioral genetics on is twins (mono split zygote and di two separate zygotes zygotic) For the bitter taste in cabbages, etc) could be because of exposure to it during childhood or due to genes. 1. 0 means genes account for all the individual differences in trait. Epigenetics: the study of changes in gene expression due to environmental factors. Example: maternal care (cuddling/licking) in humans and mice linked to increased gr expression.