For Two Populations to Accumulate Enough Genetic Differences to Cause

question 48

Multiple Choice

For two populations to accumulate enough genetic differences to cause speciation, the factors that promote these differences

• A)must operate in populations that are not physically separated.
• B)must have a greater effect than does the amount of ongoing gene flow.
• C)need to be combined with the forces of genetic drift.
• D)should include polyploidy.

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