counterselection

Selection that removes unwanted characteristics.

Noun

  1. 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. - 2015 July 11, “Novel recA...
  2. Dysgenic selection (that has the opposite effects of natural selection).

Origin

From counter- + selection.

Forms

counterselections

Related

counterselectable counterselective contraselection