Multiple Choice
Which of the following would be a selecting agent?
A) A mutation in a bacterium that allows the bacterium to resist an antibiotic.
B) A gene found in some mosquitoes that allows those mosquitoes to survive exposure to DDT.
C) A fungus (Dutch elm disease) that causes the death of 95% of elms in the eastern United States.
D) All of the choices are correct.
Correct Answer:
Verified
Correct Answer:
Verified
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