Find solutions to your problems with the help of IDNLearn.com's knowledgeable users. Our experts are ready to provide prompt and detailed answers to any questions you may have.

Which of the following best describes the term "drug resistant" in the context of microbiology?
A) The ability of an organism to resist the effects of a drug initially effective against it.
B) The genetic modification of drugs to increase their resistance to microbial action.
C) The process by which drugs become ineffective due to prolonged use.
D) The enhancement of a drug's potency against resistant strains of microbes.