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Psychology 3.1

Charles Darwin English naturalist, wrote the book “On the Origin of Species by Natural Selection”
Natural Selection 1. If they are strong enough or adapt well, they survive. 2. Those who survive reach sexual maturity & are able to mate
Mutations Random genetic variations give rise to different traits
Evolution Change over time in organic structure
Instincts Stereotypes patterns of behaviors triggered in certain scenarios
Behavior genetics Examples: anxiety, depression, bipolar disorder, alcoholism
Cells Contains 46 chromosomes arranged in 23 pairs
Genes Code for a particular trait
Kinship studies Compare traits and behavior in people who are related or unrelated to help determine the role of genetic factors
Adoption studies Study of similarities between children, biological parents, and adoptive parents.
Dizygotic twins Fraternal twins, two separate fertilized eggs
Monozygotic Twins Identical twins from the same fertilized egg
Concordance rate Presence of traits in both twins
Created by: Nina Nickelson