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chanchan27104
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Behavior Genetics
the study of relative power and limits of genetic and environmental influences on behavior
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Environment
every non-genetic influence, from prenatal nutrition to the people and things around us
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Chromosomes
threadlike structures made of DNA molecules that contain the genes
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DNA (Deoxyribonucleic Acid)
a complex mmolecule containing the genetic information that makes up the chromosomes
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Genes
- the biochemical units of hereditary that make up the chromosomes
- a segment of DNA capable of synthesizing a protein
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Genome
the complete instructions for making an organism, consisting of all the genetic material in that organism's chromosome
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Identical Twins
twins who develop from a single fertilized egg that splits in two, creating two genetically identical organisms
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Fraternal twins
twins who develop from separate fertilized eggs, genetically no closer than brothers and sisters, but share a fetal environment
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Temperament
a person's characteristic emotional reactivity and intensity
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3 Types of Termperament
- Difficult Babies
- Easy Babies
- Slow-to-warm-up Babies
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Heritability
the proportion of variation among individuals that we can attribute to genes
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Interaction
the interplay that occurs when the effect of one factor (such as environment) depends on another factor (such as heredity)
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Molecular Genetics
the subfield of biology that studies the molecular structure and function of genes
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