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Which of the Following Is the Main Reason Widespread Resistance

Question 68

Multiple Choice

Which of the following is the main reason widespread resistance to tuberculosis (TB) is not likely to evolve any time soon?


A) Only a small percentage of people who are nonresistant to the bacterium will become infected and die from TB, so the variant will stay in the population.
B) TB is highly fatal, so those who are nonresistant will die quickly.
C) Humans are no longer evolving, so the population cannot develop widespread resistance.
D) It would be too expensive to genetically engineer people to give them the resistance gene.

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