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Practice problem

What Is Natural Selection? — Definition & Importance

By Deena Hauze
An ancestor finch evolves into three different species. Each of the species has a unique beak shape that is suited for their preferred food.

By National Human Genome Research Institute's Talking Glossary [Public domain], via Wikimedia Commons

Natural selection allows these birds to have the best beak shape for their preferred food. Which of the following is true for these birds?

Choose one answer

Type a concept, like “slope” or “photosynthesis”.

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