Polygenic inheritance. Definition. noun. A non-Mendelian form of inheritance in which a particular trait is produced by the interaction of many genes.Supplement.Polygenic inheritance refers to the kind of inheritance in which the trait is produced from the cumulative effects of many genes in contrast to monogenic inheritance wherein the trait results from the expression of one gene (or one gene pair). non-Mendelian form of inheritance in which a particular trait is produced by the interaction of many genes.
Celtic Thunder, the singing group from Ireland, are a composition of six male soloists who perform both solo and ensemble numbers.
Thunder Fun Facts: 1  To judge how close lightning is, count the seconds between the flash and the thunderclap. Each second represents about 300m (984.25ft). 2  Thunder is not only heard during thunderstorms. It is uncommon, but not rare, to hear thunder when it is snowing. 3  Lightning does not always create thunder.