pseudofunctionalization

English

Etymology

From pseudo- +‎ functionalization.

Noun

pseudofunctionalization (uncountable)

1. (genetics) A deleterious mutation that does not actually add function
   • 2016 March 4, “Characterization of the Fatty Acid Desaturase Genes in Cucumber: Structure, Phylogeny, and Expression Patterns”, in PLOS ONE‎, →DOI:

     One such selection fate was the pseudofunctionalization of the duplicate [49 ].