Friday, April 8, 2011

Which of the following statements describes the adaptation that Mycobacterium tuberculosis


Which of the following statements describes the adaptation that Mycobacterium tuberculosis?
bacteria have evolved in response to their new environment? a - The drug-resistance trait is an adaptation to the environment in which human hosts travel worldwide and are exposed to new strains of bacteria. b - The drug-susceptiblity trait is an adaptation to the environment of antibacterial soaps. c - The drug-susceptiblity trait is an adaptation to the environment in which human hosts are medicated with the antibiotic rifampin. d - The drug-resistance trait is an adaptation to the environment in which human hosts are medicated with the antibiotic rifampin
Biology - 1 Answers
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d. a. TB would not obtain drug resistance by humans gaining antibody resistance- which is the insinuation here. b. TB would gain resistance if it were to adapt to antibacterial soaps, not susceptibility. c. Same thing here



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