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TermFinder - an online dictionary for students

resistance

(genetic biology)

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  • Grammar: noun
  • Definition:
    ~ a genetic change in the target pest or insect population that causes it to be less susceptible to a pesticide or insecticide than it would have been prior to exposure to the active ingredient

    ~ the degree to which microorganisms remain unaffected by antibiotics or other drugs

    ~ the capacity of an organism, a tissue, or a cell to withstand the effects of a harmful physical or environmental agent
  • Example:
    1. Insecticide resistance usually results from a single allele that encodes an enzyme that can break down the insecticide to non-toxic metabolites.

    2. Plasmids containing genes for resistance to the antibiotic vancomycin have been transferred between bacterial species producing vancomycin-resistant enterococci (VRE) pili.
  • Related Word: resist (verb), resistant (adjective)


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