A researcher wants to know if gene flow is contributing to evolution of drought tolerance of pitcher plants in a specific bog. As a control, she should
A) Determine if the population is in Hardy-Weinberg equilibrium.
B) Transplant pitcher plants from other populations into the bog.
C) Estimate the frequency of alleles relevant genes for drought tolerance.
D) All of the above.
E) None of these. Gene flow does not contribute to evolution.
Answer: A
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