Complementationplugin-autotooltip__default plugin-autotooltip_bigComplementation: a concept where an additional allele of a gene (usually a wildtype allele) can provide normal function to an organism with a recessive loss of function mutation in that gene. The concept of complementation underlies the complementation test. test: a genetic experiment that answers the question: how many different genesplugin-autotooltip__default plugin-autotooltip_bigGene: read Chapters 02, 03, 04, 05, and 06 for a definition of gene :-) are represented within a collection of mutantsplugin-autotooltip__default plugin-autotooltip_bigMutant: an individual that has a different phenotype than wildtype and likely contains one more mutations that cause this difference.?