PSY 1102 Study Guide - Prenatal Nutrition, Heredity, Mutation

52 views2 pages
14 Jul 2014
Department
Course
Professor
limeminnow990 and 37059 others unlocked
PSY 1102 Full Course Notes
20
PSY 1102 Full Course Notes
Verified Note
20 documents

Document Summary

Behaviour genetics: the study of the relative power and limits of genetic and environmental influences on behavior. Environment: every nongenetic influence, from prenatal nutrition to the people and things around us. Chromosomes: threadlike structures made of dna molecules that contain the genes. Dna: (deoxyribonucleic acid) a complex molecule containing the genetic information that makes up the chromosomes. Genes: the biochemical units of heredity that make up the chromosomes; a segment of. Genome: the complete instructions for making an organism, consisting of all the genetic material in that organism"s chromosomes. Identical twins: twins who develop from a single (monozygotic) fertilized egg that splits in two, creating two genetically identical organisms. Fraternal twins: twins who develop from separate (dizygotic) fertilized eggs. They are genetically no closer that brothers and sisters, but they share a fetal environment. Temperament: a person"s characteristic emotional reactivity and intensity. Molecular genetics: the subfield of biology that studies the molecular structure and function of genes.