hypermorph

== English == === Etymology === From hyper- +‎ -morph. === Noun === hypermorph (plural hypermorphs) (genetics) a gain of function mutation that causes an increase in otherwise normal gene function. ==== Derived terms ==== hypermorphic ==== Related terms ==== amorph antimorph hypomorph neomorph ==== Translations ==== === References === Muller, HJ (1932) Further studies on the nature and causes of gene mutations. Proceedings of the 6th International Congress of Genetics, pp 213-255.