Polygenic refers to a model of inheritance in which more than one gene participates in the process of determining a given characteristic. Polygenic is also defined as a combination of many genes each of which makes a small contribution to an inherited trait of an individual Polygenic also pertains to two (2) or more genes; resulting from many genes as opposed to Monogenic. An example is Eye color. It is Polygenic which is determined by a number of genes.
Lexicon of Psychology - Terms, Treatments, Biographies,
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