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Related Flashcards
Related Topics
Cards In This Set
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Chromosomes
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A coiled- up thread of DNA
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DNA (deoxyribonucleic acid)
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A large molecule that contains genes
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Genes
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Small segments of DNA that contain information producing proteins
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Genome
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All of the genetic information in DNA
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Alleles
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Different forms of a gene
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Dominant genes
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Genes that show their effect even if there is only one allele for that trait in the pair
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Recessive genes
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Genes that show their effects only when both alleles are the same
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Behavioral genetics
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The scientific study of the role of hereditary in behavior
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Monogenic transmission
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The hereditary passing on of traits determined by a single gene
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Polygenic transmission
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The process by which many genes interact to create a single characteristic
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Twin studies
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Research into hereditary influence comparing pairs of fraternal and identical twins
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Heritability
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The extent to which a characteristic is influenced by genetics
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Fraternal twins
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Twins that develop from two different eggs fertilized by two different sperm
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Identical twins
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Twins that develop from a single fertilized egg that splits into two independent cells
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Twin- adoption studies
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Research into hereditary influence on twins, both identical and fraternal, who were raised apart (adopted) and who were raised together
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