Genetics and Stuff

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Genetics and Stuff
2013-09-29 15:49:30

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  1. Behavior Genetics
    the study of relative power and limits of genetic and environmental influences on behavior
  2. Environment
    every non-genetic influence, from prenatal nutrition to the people and things around us
  3. Chromosomes
    threadlike structures made of DNA molecules that contain the genes
  4. DNA (Deoxyribonucleic Acid)
    a complex mmolecule containing the genetic information that makes up the chromosomes
  5. Genes
    • the biochemical units of hereditary that make up the chromosomes
    • a segment of DNA capable of synthesizing a protein
  6. Genome
    the complete instructions for making an organism, consisting of all the genetic material in that organism's chromosome
  7. Identical Twins
    twins who develop from a single fertilized egg that splits in two, creating two genetically identical organisms
  8. Fraternal twins
    twins who develop from separate fertilized eggs, genetically no closer than brothers and sisters, but share a fetal environment
  9. Temperament
    a person's characteristic emotional reactivity and intensity
  10. 3 Types of Termperament
    • Difficult Babies
    • Easy Babies
    • Slow-to-warm-up Babies
  11. Heritability
    the proportion of variation among individuals that we can attribute to genes
  12. Interaction
    the interplay that occurs when the effect of one factor (such as environment) depends on another factor (such as heredity)
  13. Molecular Genetics
    the subfield of biology that studies the molecular structure and function of genes