10 Apr 2011 ... Natural selection is based on all of the following except. A) genetic variation exists within populations. B) the best-adapted individuals tend to ... quizlet.com |
16 Jan 2012 ... Which of the following is NOT involved in natural selection? ... in his discussion of evolutionary possibilities, included all of the following EXCEPT ... forms must be descended from extinct forms was based on ______ evidence. quizlet.com |
D, i believe. answers.yahoo.com |