Genes/Twins
The study of relative power and limits of genetic and environmental influences on behavior.
What is behavior genetics?
Develop from a single egg that splits in two
What are identical twins?
The extent to which variation among individuals can be attributed to their genes
What is heritability
Quest to identify specific genes influencing behavior
What are molecular genetics?
The study of the evolution of behavior and the mind
What is evolutionary psychology
23 donated by your mother and 23 donated by your father.
What are chromosomes?
Develop from separate fertilized eggs and are no similar than siblings
What are fraternal twins?
Helps explain individual diversity in traits such as aggressiveness
What are genetic influences
The study of changes in organisms caused by modification of gene expression rather than alteration of the genetic code itself.
What is epigenetics
A random error in gene replication that leads to a change?
What is mutation
Small segments of the giant DNA molecules
What are genes?
These people have used twin studies to disentangle the influence of genes.
What are behavior geneticists?
As environments become more similar, this becomes more important
What is heredity
To find some of the some of the many genes that influence normal human traits
These arise from our shared human genome
What are behavioral and biological similarities
These people have discovered the common sequence with the human DNA.
What are human genome researchers?
The following are ______of twin studies
Twins are usually adopted into similar homes
Leave out culture
Done within one generation (birth cohort)
Twins look alike
What are limitations
This is emotional excitability
What is temperament
The effect of one factor depends on another
What is interaction?
This percent arises from the population group differences among humans
What is 5 percent
DNA similarity between these two is 99.4%.
What is human and chimpanzee?
Share not only the same genes but the same conception, uterus, and birthday
What are clones?
Finish this quote: Heredity deals the cards
What is: environment plays the hand
These people carry the genetic inheritance from their biological parents into the environment.
What are adopted children
In 2001 this person stated that: virtually no contemporary scientists believe that Darwin was basically wrong
Who is Jared Diamond