Genes
definitions
Heritability
Gene-Environment Interaction
100
which set of twins develop from a single fertilized egg?
identical
100
the study of the relative power and limits of genetic and environmental influences on behavior.
behavioral genetics
100
Heritability ______ as differences in the population ______.
increases, decrease
100
what is behavioral genetics often associated with?
nature vs. nurture
200
what is one common technique in animal studies for behavioral traits and disorders?
breeding, transgenesis, gene knockout techniques
200
study of how traits are transmitted from one generation to the next
genetics
200
Heritability refers to the ______ within a group.
variation
200
what does behavioral genetics focus on?
how heredity accounts for individual differences in behavior and thinking.
300
give an example of a study used to find inheritance of behavioral traits and disorders in humans.
genetic association studies, family studies (twin or adoption studies)
300
elements that control the transmission of traits
genes
300
height, eye color, hair color, skin color, and disease are all examples of what?
a heritable trait
300
the study of the environmental influences on gene expression that occurs without DNA change
Epigenetics
400
the amount of variation among individuals that we can attribute to genes.
heritability
400
Do our genetics or our environment play a bigger role in influencing our character traits?
Neither, they both contribute about 50%
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