Venn diagram

a visual depiction of elements and relations. Circles represent the elements of a set, and the union and intersection between or among the circles represent relationships between the sets (i.e., the degree to which they are mutually inclusive or exclusive). [John Venn (1834–1923), British logician]

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Psychology term of the day

July 27th 2024

trinucleotide repeat

a contiguous repetition of the same three nucleotides within a nucleic acid (DNA or RNA). The occurrence of extra trinucleotide repeats in certain genes causes dysfunction, inluding Huntington’s disease and fragile X syndrome.