PSY 402 Lecture Notes - Lecture 3: Neural Darwinism, Occipital Lobe, Critical Period
6 Nov 2017
School
Department
Course
Professor
Document Summary
Class notes - chapter 3 biology and behavior. Relation 1: parents" and child"s genotypes: genetic material is passed on by chromosomes, carry all the instructions involved in the formation and functioning of an organism, genes: sections of chromosomes; basic units of heredity for all living things. Relation 2: child"s genotype and phenotype: only some of those a person"s genes are expressed at any one time. Polygenic inheritance: when traits are governed by more than one gene: applies to most traits and behaviours of interest to behavioral scientists. Relation 3: child"s environment and phenotype: the environment plays a role in how the phenotype is expressed. Severe maltreatment uncrease luikeliness of antisocial behaviour. Stronger for those individual who had relatively inactive maoa gene. Genetic transmission of diseases and disorders: sex-linked inheritance: male-pattern baldness, red-green color blindness, hemophilia, fragile-x syndrome, chromosomal anomalies: down syndrome least severe (trisomy 21), Kleinfelter syndrome (xxy) feminine characteristics , turner syndrome (xo)
