Sunday, August 2, 2009

Which of the following situations could result in directional evolutionary trends?

A. Directional selection


B. Sexual selection


C. Random genetic drift


D. Stabilizing selection


E. All of the above

Which of the following situations could result in directional evolutionary trends?
I think is:


D- Stabilizing selection.


It is an important factor.
Reply:A. Directional selection


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