Before revision: If many alleles of the same genes are found, the screen is said to be saturated and it is likely that all of the genes involved producing the phenotype were found .
After revision: .center|659x659px|Flowchart of basic steps involved in forward genetics approachIf many alleles of the same genes are found, the screen is said to be saturated and it is likely that all of the genes involved producing the phenotype were found .