To learn why natural selection acts only on existing variation, students categorize processes as either creative or sorting. This activity helps students confront the misconception that adaptations evolve because species need them.
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1 February 2013
Natural Selection is a Sorting Process: What does that Mean?
Rebecca M. Price
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The American Biology Teacher
Vol. 75 • No. 2
February 2013
Vol. 75 • No. 2
February 2013
evolution
mutation
NATURAL SELECTION
origin of variation
Sorting process