counterselection means selection that removes unwanted characteristics. Lexicurio rates it Sui generis — a strength score of 87 out of 100.
noun
- Selection that removes unwanted characteristics.“In all recipients, distant drug resistance markers streptomycin (SmR; rpsL104), chloramphenicol (CmR; recA::cat(FRT)), and/or nalidixic acid (NlR; gyrA96) were used for counterselection.”
- Dysgenic selection (that has the opposite effects of natural selection).